28279377840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{821}}^1$

素因数の和:981

約数の個数: 480

約数和(自身を含む): 106669690560

約数和(自身を除く): 78390312720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 29, 30, 35, 40, 42, 48, 49, 56, 58, 60, 70, 80, 84, 87, 98, 101, 105, 112, 116, 120, 140, 145, 147, 168, 174, 196, 202, 203, 210, 232, 240, 245, 280, 290, 294, 303, 336, 348, 392, 404, 406, 420, 435, 464, 490, 505, 560, 580, 588, 606, 609, 696, 707, 735, 784, 808, 812, 821, 840, 870, 980, 1010, 1015, 1160, 1176, 1212, 1218, 1392, 1414, 1421, 1470, 1515, 1616, 1624, 1642, 1680, 1740, 1960, 2020, 2030, 2121, 2320, 2352, 2424, 2436, 2463, 2828, 2842, 2929, 2940, 3030, 3045, 3248, 3284, 3480, 3535, 3920, 4040, 4060, 4105, 4242, 4263, 4848, 4872, 4926, 4949, 5656, 5684, 5747, 5858, 5880, 6060, 6090, 6568, 6960, 7070, 7105, 8080, 8120, 8210, 8484, 8526, 8787, 9744, 9852, 9898, 10605, 11312, 11368, 11494, 11716, 11760, 12120, 12180, 12315, 13136, 14140, 14210, 14645, 14847, 16240, 16420, 16968, 17052, 17241, 17574, 19704, 19796, 20503, 21210, 21315, 22736, 22988, 23432, 23809, 24240, 24360, 24630, 24745, 28280, 28420, 28735, 29290, 29694, 32840, 33936, 34104, 34482, 35148, 39408, 39592, 40229, 41006, 42420, 42630, 43935, 45976, 46864, 47618, 48720, 49260, 49490, 56560, 56840, 57470, 58580, 59388, 61509, 65680, 68208, 68964, 70296, 71427, 74235, 79184, 80458, 82012, 82921, 84840, 85260, 86205, 87870, 91952, 95236, 98520, 98980, 102515, 113680, 114940, 117160, 118776, 119045, 120687, 123018, 137928, 140592, 142854, 143521, 148470, 160916, 164024, 165842, 166663, 169680, 170520, 172410, 175740, 190472, 197040, 197960, 201145, 205030, 229880, 234320, 237552, 238090, 241374, 246036, 248763, 275856, 285708, 287042, 296940, 307545, 321832, 328048, 331684, 333326, 341040, 344820, 351480, 357135, 380944, 395920, 402290, 410060, 414605, 430563, 459760, 476180, 482748, 492072, 497526, 499989, 571416, 574084, 580447, 593880, 603435, 615090, 643664, 663368, 666652, 689640, 702960, 714270, 717605, 804580, 820120, 829210, 833315, 861126, 952360, 965496, 984144, 995052, 999978, 1142832, 1148168, 1160894, 1166641, 1187760, 1206870, 1230180, 1243815, 1326736, 1333304, 1379280, 1428540, 1435210, 1609160, 1640240, 1658420, 1666630, 1722252, 1741341, 1904720, 1930992, 1990104, 1999956, 2152815, 2296336, 2321788, 2333282, 2404709, 2413740, 2460360, 2487630, 2499945, 2666608, 2857080, 2870420, 2902235, 3218320, 3316840, 3333260, 3444504, 3482682, 3499923, 3980208, 3999912, 4063129, 4305630, 4643576, 4666564, 4809418, 4827480, 4920720, 4975260, 4999890, 5714160, 5740840, 5804470, 5833205, 6633680, 6666520, 6889008, 6965364, 6999846, 7214127, 7999824, 8126258, 8611260, 8706705, 9287152, 9333128, 9618836, 9654960, 9950520, 9999780, 11481680, 11608940, 11666410, 12023545, 12189387, 13333040, 13930728, 13999692, 14428254, 16252516, 16832963, 17222520, 17413410, 17499615, 18666256, 19237672, 19901040, 19999560, 20315645, 23217880, 23332820, 24047090, 24378774, 27861456, 27999384, 28856508, 32505032, 33665926, 34445040, 34826820, 34999230, 36070635, 38475344, 39999120, 40631290, 46435760, 46665640, 48094180, 48757548, 50498889, 55998768, 57713016, 60946935, 65010064, 67331852, 69653640, 69998460, 72141270, 81262580, 84164815, 93331280, 96188360, 97515096, 100997778, 115426032, 117830741, 121893870, 134663704, 139307280, 139996920, 144282540, 162525160, 168329630, 192376720, 195030192, 201995556, 235661482, 243787740, 252494445, 269327408, 279993840, 288565080, 325050320, 336659260, 353492223, 403991112, 471322964, 487575480, 504988890, 577130160, 589153705, 673318520, 706984446, 807982224, 942645928, 975150960, 1009977780, 1178307410, 1346637040, 1413968892, 1767461115, 1885291856, 2019955560, 2356614820, 2827937784, 3534922230, 4039911120, 4713229640, 5655875568, 7069844460, 9426459280, 14139688920, 28279377840]

約数ペア:

[(1, 28279377840), (2, 14139688920), (3, 9426459280), (4, 7069844460), (5, 5655875568), (6, 4713229640), (7, 4039911120), (8, 3534922230), (10, 2827937784), (12, 2356614820), (14, 2019955560), (15, 1885291856), (16, 1767461115), (20, 1413968892), (21, 1346637040), (24, 1178307410), (28, 1009977780), (29, 975150960), (30, 942645928), (35, 807982224), (40, 706984446), (42, 673318520), (48, 589153705), (49, 577130160), (56, 504988890), (58, 487575480), (60, 471322964), (70, 403991112), (80, 353492223), (84, 336659260), (87, 325050320), (98, 288565080), (101, 279993840), (105, 269327408), (112, 252494445), (116, 243787740), (120, 235661482), (140, 201995556), (145, 195030192), (147, 192376720), (168, 168329630), (174, 162525160), (196, 144282540), (202, 139996920), (203, 139307280), (210, 134663704), (232, 121893870), (240, 117830741), (245, 115426032), (280, 100997778), (290, 97515096), (294, 96188360), (303, 93331280), (336, 84164815), (348, 81262580), (392, 72141270), (404, 69998460), (406, 69653640), (420, 67331852), (435, 65010064), (464, 60946935), (490, 57713016), (505, 55998768), (560, 50498889), (580, 48757548), (588, 48094180), (606, 46665640), (609, 46435760), (696, 40631290), (707, 39999120), (735, 38475344), (784, 36070635), (808, 34999230), (812, 34826820), (821, 34445040), (840, 33665926), (870, 32505032), (980, 28856508), (1010, 27999384), (1015, 27861456), (1160, 24378774), (1176, 24047090), (1212, 23332820), (1218, 23217880), (1392, 20315645), (1414, 19999560), (1421, 19901040), (1470, 19237672), (1515, 18666256), (1616, 17499615), (1624, 17413410), (1642, 17222520), (1680, 16832963), (1740, 16252516), (1960, 14428254), (2020, 13999692), (2030, 13930728), (2121, 13333040), (2320, 12189387), (2352, 12023545), (2424, 11666410), (2436, 11608940), (2463, 11481680), (2828, 9999780), (2842, 9950520), (2929, 9654960), (2940, 9618836), (3030, 9333128), (3045, 9287152), (3248, 8706705), (3284, 8611260), (3480, 8126258), (3535, 7999824), (3920, 7214127), (4040, 6999846), (4060, 6965364), (4105, 6889008), (4242, 6666520), (4263, 6633680), (4848, 5833205), (4872, 5804470), (4926, 5740840), (4949, 5714160), (5656, 4999890), (5684, 4975260), (5747, 4920720), (5858, 4827480), (5880, 4809418), (6060, 4666564), (6090, 4643576), (6568, 4305630), (6960, 4063129), (7070, 3999912), (7105, 3980208), (8080, 3499923), (8120, 3482682), (8210, 3444504), (8484, 3333260), (8526, 3316840), (8787, 3218320), (9744, 2902235), (9852, 2870420), (9898, 2857080), (10605, 2666608), (11312, 2499945), (11368, 2487630), (11494, 2460360), (11716, 2413740), (11760, 2404709), (12120, 2333282), (12180, 2321788), (12315, 2296336), (13136, 2152815), (14140, 1999956), (14210, 1990104), (14645, 1930992), (14847, 1904720), (16240, 1741341), (16420, 1722252), (16968, 1666630), (17052, 1658420), (17241, 1640240), (17574, 1609160), (19704, 1435210), (19796, 1428540), (20503, 1379280), (21210, 1333304), (21315, 1326736), (22736, 1243815), (22988, 1230180), (23432, 1206870), (23809, 1187760), (24240, 1166641), (24360, 1160894), (24630, 1148168), (24745, 1142832), (28280, 999978), (28420, 995052), (28735, 984144), (29290, 965496), (29694, 952360), (32840, 861126), (33936, 833315), (34104, 829210), (34482, 820120), (35148, 804580), (39408, 717605), (39592, 714270), (40229, 702960), (41006, 689640), (42420, 666652), (42630, 663368), (43935, 643664), (45976, 615090), (46864, 603435), (47618, 593880), (48720, 580447), (49260, 574084), (49490, 571416), (56560, 499989), (56840, 497526), (57470, 492072), (58580, 482748), (59388, 476180), (61509, 459760), (65680, 430563), (68208, 414605), (68964, 410060), (70296, 402290), (71427, 395920), (74235, 380944), (79184, 357135), (80458, 351480), (82012, 344820), (82921, 341040), (84840, 333326), (85260, 331684), (86205, 328048), (87870, 321832), (91952, 307545), (95236, 296940), (98520, 287042), (98980, 285708), (102515, 275856), (113680, 248763), (114940, 246036), (117160, 241374), (118776, 238090), (119045, 237552), (120687, 234320), (123018, 229880), (137928, 205030), (140592, 201145), (142854, 197960), (143521, 197040), (148470, 190472), (160916, 175740), (164024, 172410), (165842, 170520), (166663, 169680)]