16720685280

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{1721}}^1$

素因数の和:1931

約数の個数: 384

約数和(自身を含む): 63425255040

約数和(自身を除く): 46704569760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 173, 180, 195, 208, 216, 234, 240, 260, 270, 288, 312, 346, 351, 360, 390, 416, 432, 468, 480, 519, 520, 540, 585, 624, 692, 702, 720, 780, 864, 865, 936, 1038, 1040, 1080, 1170, 1248, 1384, 1404, 1440, 1557, 1560, 1721, 1730, 1755, 1872, 2076, 2080, 2160, 2249, 2340, 2595, 2768, 2808, 3114, 3120, 3442, 3460, 3510, 3744, 4152, 4320, 4498, 4671, 4680, 5163, 5190, 5536, 5616, 6228, 6240, 6747, 6884, 6920, 7020, 7785, 8304, 8605, 8996, 9342, 9360, 10326, 10380, 11232, 11245, 12456, 13494, 13768, 13840, 14040, 15489, 15570, 16608, 17210, 17992, 18684, 18720, 20241, 20652, 20760, 22373, 22490, 23355, 24912, 25815, 26988, 27536, 27680, 28080, 30978, 31140, 33735, 34420, 35984, 37368, 40482, 41304, 41520, 44746, 44980, 46467, 46710, 49824, 51630, 53976, 55072, 56160, 60723, 61956, 62280, 67119, 67470, 68840, 71968, 74736, 77445, 80964, 82608, 83040, 89492, 89960, 92934, 93420, 101205, 103260, 107952, 111865, 121446, 123912, 124560, 134238, 134940, 137680, 149472, 154890, 161928, 165216, 178984, 179920, 185868, 186840, 201357, 202410, 206520, 215904, 223730, 232335, 242892, 247824, 249120, 268476, 269880, 275360, 297733, 303615, 309780, 323856, 335595, 357968, 359840, 371736, 373680, 402714, 404820, 413040, 447460, 464670, 485784, 495648, 536952, 539760, 595466, 604071, 607230, 619560, 647712, 671190, 715936, 743472, 747360, 805428, 809640, 826080, 893199, 894920, 929340, 971568, 1006785, 1073904, 1079520, 1190932, 1208142, 1214460, 1239120, 1342380, 1486944, 1488665, 1610856, 1619280, 1786398, 1789840, 1858680, 1943136, 2013570, 2147808, 2381864, 2416284, 2428920, 2478240, 2679597, 2684760, 2977330, 3020355, 3221712, 3238560, 3572796, 3579680, 3717360, 3870529, 4027140, 4465995, 4763728, 4832568, 4857840, 5359194, 5369520, 5954660, 6040710, 6443424, 7145592, 7434720, 7741058, 8038791, 8054280, 8931990, 9527456, 9665136, 9715680, 10718388, 10739040, 11611587, 11909320, 12081420, 13397985, 14291184, 15482116, 16077582, 16108560, 17863980, 19330272, 19352645, 21436776, 23223174, 23818640, 24162840, 26795970, 28582368, 30964232, 32155164, 32217120, 34834761, 35727960, 38705290, 40193955, 42873552, 46446348, 47637280, 48325680, 53591940, 58057935, 61928464, 64310328, 69669522, 71455920, 77410580, 80387910, 85747104, 92892696, 96651360, 104504283, 107183880, 116115870, 123856928, 128620656, 139339044, 142911840, 154821160, 160775820, 174173805, 185785392, 209008566, 214367760, 232231740, 257241312, 278678088, 309642320, 321551640, 348347610, 371570784, 418017132, 428735520, 464463480, 522521415, 557356176, 619284640, 643103280, 696695220, 836034264, 928926960, 1045042830, 1114712352, 1286206560, 1393390440, 1672068528, 1857853920, 2090085660, 2786780880, 3344137056, 4180171320, 5573561760, 8360342640, 16720685280]

約数ペア:

[(1, 16720685280), (2, 8360342640), (3, 5573561760), (4, 4180171320), (5, 3344137056), (6, 2786780880), (8, 2090085660), (9, 1857853920), (10, 1672068528), (12, 1393390440), (13, 1286206560), (15, 1114712352), (16, 1045042830), (18, 928926960), (20, 836034264), (24, 696695220), (26, 643103280), (27, 619284640), (30, 557356176), (32, 522521415), (36, 464463480), (39, 428735520), (40, 418017132), (45, 371570784), (48, 348347610), (52, 321551640), (54, 309642320), (60, 278678088), (65, 257241312), (72, 232231740), (78, 214367760), (80, 209008566), (90, 185785392), (96, 174173805), (104, 160775820), (108, 154821160), (117, 142911840), (120, 139339044), (130, 128620656), (135, 123856928), (144, 116115870), (156, 107183880), (160, 104504283), (173, 96651360), (180, 92892696), (195, 85747104), (208, 80387910), (216, 77410580), (234, 71455920), (240, 69669522), (260, 64310328), (270, 61928464), (288, 58057935), (312, 53591940), (346, 48325680), (351, 47637280), (360, 46446348), (390, 42873552), (416, 40193955), (432, 38705290), (468, 35727960), (480, 34834761), (519, 32217120), (520, 32155164), (540, 30964232), (585, 28582368), (624, 26795970), (692, 24162840), (702, 23818640), (720, 23223174), (780, 21436776), (864, 19352645), (865, 19330272), (936, 17863980), (1038, 16108560), (1040, 16077582), (1080, 15482116), (1170, 14291184), (1248, 13397985), (1384, 12081420), (1404, 11909320), (1440, 11611587), (1557, 10739040), (1560, 10718388), (1721, 9715680), (1730, 9665136), (1755, 9527456), (1872, 8931990), (2076, 8054280), (2080, 8038791), (2160, 7741058), (2249, 7434720), (2340, 7145592), (2595, 6443424), (2768, 6040710), (2808, 5954660), (3114, 5369520), (3120, 5359194), (3442, 4857840), (3460, 4832568), (3510, 4763728), (3744, 4465995), (4152, 4027140), (4320, 3870529), (4498, 3717360), (4671, 3579680), (4680, 3572796), (5163, 3238560), (5190, 3221712), (5536, 3020355), (5616, 2977330), (6228, 2684760), (6240, 2679597), (6747, 2478240), (6884, 2428920), (6920, 2416284), (7020, 2381864), (7785, 2147808), (8304, 2013570), (8605, 1943136), (8996, 1858680), (9342, 1789840), (9360, 1786398), (10326, 1619280), (10380, 1610856), (11232, 1488665), (11245, 1486944), (12456, 1342380), (13494, 1239120), (13768, 1214460), (13840, 1208142), (14040, 1190932), (15489, 1079520), (15570, 1073904), (16608, 1006785), (17210, 971568), (17992, 929340), (18684, 894920), (18720, 893199), (20241, 826080), (20652, 809640), (20760, 805428), (22373, 747360), (22490, 743472), (23355, 715936), (24912, 671190), (25815, 647712), (26988, 619560), (27536, 607230), (27680, 604071), (28080, 595466), (30978, 539760), (31140, 536952), (33735, 495648), (34420, 485784), (35984, 464670), (37368, 447460), (40482, 413040), (41304, 404820), (41520, 402714), (44746, 373680), (44980, 371736), (46467, 359840), (46710, 357968), (49824, 335595), (51630, 323856), (53976, 309780), (55072, 303615), (56160, 297733), (60723, 275360), (61956, 269880), (62280, 268476), (67119, 249120), (67470, 247824), (68840, 242892), (71968, 232335), (74736, 223730), (77445, 215904), (80964, 206520), (82608, 202410), (83040, 201357), (89492, 186840), (89960, 185868), (92934, 179920), (93420, 178984), (101205, 165216), (103260, 161928), (107952, 154890), (111865, 149472), (121446, 137680), (123912, 134940), (124560, 134238)]