20786219640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{3571}}^1$

素因数の和:3667

約数の個数: 384

約数和(自身を含む): 76229337600

約数和(自身を除く): 55443117960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 23, 24, 30, 36, 37, 38, 40, 45, 46, 57, 60, 69, 72, 74, 76, 90, 92, 95, 111, 114, 115, 120, 138, 148, 152, 171, 180, 184, 185, 190, 207, 222, 228, 230, 276, 285, 296, 333, 342, 345, 360, 370, 380, 414, 437, 444, 456, 460, 552, 555, 570, 666, 684, 690, 703, 740, 760, 828, 851, 855, 874, 888, 920, 1035, 1110, 1140, 1311, 1332, 1368, 1380, 1406, 1480, 1656, 1665, 1702, 1710, 1748, 2070, 2109, 2185, 2220, 2280, 2553, 2622, 2664, 2760, 2812, 3330, 3404, 3420, 3496, 3515, 3571, 3933, 4140, 4218, 4255, 4370, 4440, 5106, 5244, 5624, 6327, 6555, 6660, 6808, 6840, 7030, 7142, 7659, 7866, 8280, 8436, 8510, 8740, 10212, 10488, 10545, 10713, 12654, 12765, 13110, 13320, 14060, 14284, 15318, 15732, 16169, 16872, 17020, 17480, 17855, 19665, 20424, 21090, 21426, 25308, 25530, 26220, 28120, 28568, 30636, 31464, 31635, 32139, 32338, 34040, 35710, 38295, 39330, 42180, 42852, 48507, 50616, 51060, 52440, 53565, 61272, 63270, 64278, 64676, 67849, 71420, 76590, 78660, 80845, 82133, 84360, 85704, 97014, 102120, 107130, 126540, 128556, 129352, 132127, 135698, 142840, 145521, 153180, 157320, 160695, 161690, 164266, 194028, 203547, 214260, 242535, 246399, 253080, 257112, 264254, 271396, 291042, 306360, 321390, 323380, 328532, 339245, 388056, 396381, 407094, 410665, 428520, 485070, 492798, 528508, 542792, 582084, 610641, 642780, 646760, 657064, 660635, 678490, 727605, 739197, 792762, 814188, 821330, 970140, 985596, 1017735, 1057016, 1164168, 1189143, 1221282, 1231995, 1285560, 1321270, 1356980, 1455210, 1478394, 1560527, 1585524, 1628376, 1642660, 1940280, 1971192, 1981905, 2035470, 2378286, 2442564, 2463990, 2510413, 2642540, 2713960, 2910420, 2956788, 3038921, 3053205, 3121054, 3171048, 3285320, 3695985, 3963810, 4070940, 4681581, 4756572, 4885128, 4927980, 5020826, 5285080, 5820840, 5913576, 5945715, 6077842, 6106410, 6242108, 7391970, 7531239, 7802635, 7927620, 8141880, 9116763, 9363162, 9513144, 9855960, 10041652, 11891430, 12155684, 12212820, 12484216, 12552065, 14044743, 14783940, 15062478, 15194605, 15605270, 15855240, 18233526, 18726324, 20083304, 22593717, 23407905, 23782860, 24311368, 24425640, 25104130, 27350289, 28089486, 29567880, 30124956, 30389210, 31210540, 36467052, 37452648, 37656195, 45187434, 45583815, 46815810, 47565720, 50208260, 54700578, 56178972, 57739499, 60249912, 60778420, 62421080, 70223715, 72934104, 75312390, 90374868, 91167630, 93631620, 100416520, 109401156, 112357944, 112968585, 115478998, 121556840, 136751445, 140447430, 150624780, 173218497, 180749736, 182335260, 187263240, 218802312, 225937170, 230957996, 273502890, 280894860, 288697495, 301249560, 346436994, 364670520, 451874340, 461915992, 519655491, 547005780, 561789720, 577394990, 692873988, 866092485, 903748680, 1039310982, 1094011560, 1154789980, 1385747976, 1732184970, 2078621964, 2309579960, 2598277455, 3464369940, 4157243928, 5196554910, 6928739880, 10393109820, 20786219640]

約数ペア:

[(1, 20786219640), (2, 10393109820), (3, 6928739880), (4, 5196554910), (5, 4157243928), (6, 3464369940), (8, 2598277455), (9, 2309579960), (10, 2078621964), (12, 1732184970), (15, 1385747976), (18, 1154789980), (19, 1094011560), (20, 1039310982), (23, 903748680), (24, 866092485), (30, 692873988), (36, 577394990), (37, 561789720), (38, 547005780), (40, 519655491), (45, 461915992), (46, 451874340), (57, 364670520), (60, 346436994), (69, 301249560), (72, 288697495), (74, 280894860), (76, 273502890), (90, 230957996), (92, 225937170), (95, 218802312), (111, 187263240), (114, 182335260), (115, 180749736), (120, 173218497), (138, 150624780), (148, 140447430), (152, 136751445), (171, 121556840), (180, 115478998), (184, 112968585), (185, 112357944), (190, 109401156), (207, 100416520), (222, 93631620), (228, 91167630), (230, 90374868), (276, 75312390), (285, 72934104), (296, 70223715), (333, 62421080), (342, 60778420), (345, 60249912), (360, 57739499), (370, 56178972), (380, 54700578), (414, 50208260), (437, 47565720), (444, 46815810), (456, 45583815), (460, 45187434), (552, 37656195), (555, 37452648), (570, 36467052), (666, 31210540), (684, 30389210), (690, 30124956), (703, 29567880), (740, 28089486), (760, 27350289), (828, 25104130), (851, 24425640), (855, 24311368), (874, 23782860), (888, 23407905), (920, 22593717), (1035, 20083304), (1110, 18726324), (1140, 18233526), (1311, 15855240), (1332, 15605270), (1368, 15194605), (1380, 15062478), (1406, 14783940), (1480, 14044743), (1656, 12552065), (1665, 12484216), (1702, 12212820), (1710, 12155684), (1748, 11891430), (2070, 10041652), (2109, 9855960), (2185, 9513144), (2220, 9363162), (2280, 9116763), (2553, 8141880), (2622, 7927620), (2664, 7802635), (2760, 7531239), (2812, 7391970), (3330, 6242108), (3404, 6106410), (3420, 6077842), (3496, 5945715), (3515, 5913576), (3571, 5820840), (3933, 5285080), (4140, 5020826), (4218, 4927980), (4255, 4885128), (4370, 4756572), (4440, 4681581), (5106, 4070940), (5244, 3963810), (5624, 3695985), (6327, 3285320), (6555, 3171048), (6660, 3121054), (6808, 3053205), (6840, 3038921), (7030, 2956788), (7142, 2910420), (7659, 2713960), (7866, 2642540), (8280, 2510413), (8436, 2463990), (8510, 2442564), (8740, 2378286), (10212, 2035470), (10488, 1981905), (10545, 1971192), (10713, 1940280), (12654, 1642660), (12765, 1628376), (13110, 1585524), (13320, 1560527), (14060, 1478394), (14284, 1455210), (15318, 1356980), (15732, 1321270), (16169, 1285560), (16872, 1231995), (17020, 1221282), (17480, 1189143), (17855, 1164168), (19665, 1057016), (20424, 1017735), (21090, 985596), (21426, 970140), (25308, 821330), (25530, 814188), (26220, 792762), (28120, 739197), (28568, 727605), (30636, 678490), (31464, 660635), (31635, 657064), (32139, 646760), (32338, 642780), (34040, 610641), (35710, 582084), (38295, 542792), (39330, 528508), (42180, 492798), (42852, 485070), (48507, 428520), (50616, 410665), (51060, 407094), (52440, 396381), (53565, 388056), (61272, 339245), (63270, 328532), (64278, 323380), (64676, 321390), (67849, 306360), (71420, 291042), (76590, 271396), (78660, 264254), (80845, 257112), (82133, 253080), (84360, 246399), (85704, 242535), (97014, 214260), (102120, 203547), (107130, 194028), (126540, 164266), (128556, 161690), (129352, 160695), (132127, 157320), (135698, 153180), (142840, 145521)]