2158494660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{757}}^1$

素因数の和:883

約数の個数: 288

約数和(自身を含む): 7840315392

約数和(自身を除く): 5681820732

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 60, 62, 63, 70, 73, 84, 90, 93, 105, 124, 126, 140, 146, 155, 180, 186, 210, 217, 219, 252, 279, 292, 310, 315, 365, 372, 420, 434, 438, 465, 511, 558, 620, 630, 651, 657, 730, 757, 868, 876, 930, 1022, 1085, 1095, 1116, 1260, 1302, 1314, 1395, 1460, 1514, 1533, 1860, 1953, 2044, 2170, 2190, 2263, 2271, 2555, 2604, 2628, 2790, 3028, 3066, 3255, 3285, 3785, 3906, 4340, 4380, 4526, 4542, 4599, 5110, 5299, 5580, 6132, 6510, 6570, 6789, 6813, 7570, 7665, 7812, 9052, 9084, 9198, 9765, 10220, 10598, 11315, 11355, 13020, 13140, 13578, 13626, 15140, 15330, 15841, 15897, 18396, 19530, 20367, 21196, 22630, 22710, 22995, 23467, 26495, 27156, 27252, 30660, 31682, 31794, 33945, 34065, 39060, 40734, 45260, 45420, 45990, 46934, 47523, 47691, 52990, 55261, 63364, 63588, 67890, 68130, 70401, 79205, 79485, 81468, 91980, 93868, 95046, 95382, 101835, 105980, 110522, 117335, 135780, 136260, 140802, 142569, 158410, 158970, 164269, 165783, 190092, 190764, 203670, 211203, 221044, 234670, 237615, 238455, 276305, 281604, 285138, 316820, 317940, 328538, 331566, 352005, 386827, 407340, 422406, 469340, 475230, 476910, 492807, 497349, 552610, 570276, 657076, 663132, 704010, 712845, 773654, 821345, 828915, 844812, 950460, 953820, 985614, 994698, 1056015, 1105220, 1160481, 1408020, 1425690, 1478421, 1547308, 1642690, 1657830, 1713091, 1934135, 1971228, 1989396, 2112030, 2320962, 2464035, 2486745, 2851380, 2956842, 3285380, 3315660, 3426182, 3481443, 3868270, 4224060, 4641924, 4928070, 4973490, 5139273, 5802405, 5913684, 6852364, 6962886, 7392105, 7736540, 8565455, 9856140, 9946980, 10278546, 11604810, 11991637, 13925772, 14784210, 15417819, 17130910, 17407215, 20557092, 23209620, 23983274, 25696365, 29568420, 30835638, 34261820, 34814430, 35974911, 47966548, 51392730, 59958185, 61671276, 69628860, 71949822, 77089095, 102785460, 107924733, 119916370, 143899644, 154178190, 179874555, 215849466, 239832740, 308356380, 359749110, 431698932, 539623665, 719498220, 1079247330, 2158494660]

約数ペア:

[(1, 2158494660), (2, 1079247330), (3, 719498220), (4, 539623665), (5, 431698932), (6, 359749110), (7, 308356380), (9, 239832740), (10, 215849466), (12, 179874555), (14, 154178190), (15, 143899644), (18, 119916370), (20, 107924733), (21, 102785460), (28, 77089095), (30, 71949822), (31, 69628860), (35, 61671276), (36, 59958185), (42, 51392730), (45, 47966548), (60, 35974911), (62, 34814430), (63, 34261820), (70, 30835638), (73, 29568420), (84, 25696365), (90, 23983274), (93, 23209620), (105, 20557092), (124, 17407215), (126, 17130910), (140, 15417819), (146, 14784210), (155, 13925772), (180, 11991637), (186, 11604810), (210, 10278546), (217, 9946980), (219, 9856140), (252, 8565455), (279, 7736540), (292, 7392105), (310, 6962886), (315, 6852364), (365, 5913684), (372, 5802405), (420, 5139273), (434, 4973490), (438, 4928070), (465, 4641924), (511, 4224060), (558, 3868270), (620, 3481443), (630, 3426182), (651, 3315660), (657, 3285380), (730, 2956842), (757, 2851380), (868, 2486745), (876, 2464035), (930, 2320962), (1022, 2112030), (1085, 1989396), (1095, 1971228), (1116, 1934135), (1260, 1713091), (1302, 1657830), (1314, 1642690), (1395, 1547308), (1460, 1478421), (1514, 1425690), (1533, 1408020), (1860, 1160481), (1953, 1105220), (2044, 1056015), (2170, 994698), (2190, 985614), (2263, 953820), (2271, 950460), (2555, 844812), (2604, 828915), (2628, 821345), (2790, 773654), (3028, 712845), (3066, 704010), (3255, 663132), (3285, 657076), (3785, 570276), (3906, 552610), (4340, 497349), (4380, 492807), (4526, 476910), (4542, 475230), (4599, 469340), (5110, 422406), (5299, 407340), (5580, 386827), (6132, 352005), (6510, 331566), (6570, 328538), (6789, 317940), (6813, 316820), (7570, 285138), (7665, 281604), (7812, 276305), (9052, 238455), (9084, 237615), (9198, 234670), (9765, 221044), (10220, 211203), (10598, 203670), (11315, 190764), (11355, 190092), (13020, 165783), (13140, 164269), (13578, 158970), (13626, 158410), (15140, 142569), (15330, 140802), (15841, 136260), (15897, 135780), (18396, 117335), (19530, 110522), (20367, 105980), (21196, 101835), (22630, 95382), (22710, 95046), (22995, 93868), (23467, 91980), (26495, 81468), (27156, 79485), (27252, 79205), (30660, 70401), (31682, 68130), (31794, 67890), (33945, 63588), (34065, 63364), (39060, 55261), (40734, 52990), (45260, 47691), (45420, 47523), (45990, 46934)]