1229738640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{30319}}^1$

素因数の和:30361

約数の個数: 120

約数和(自身を含む): 4128128640

約数和(自身を除く): 2898390000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 169, 195, 208, 240, 260, 312, 338, 390, 507, 520, 624, 676, 780, 845, 1014, 1040, 1352, 1560, 1690, 2028, 2535, 2704, 3120, 3380, 4056, 5070, 6760, 8112, 10140, 13520, 20280, 30319, 40560, 60638, 90957, 121276, 151595, 181914, 242552, 303190, 363828, 394147, 454785, 485104, 606380, 727656, 788294, 909570, 1182441, 1212760, 1455312, 1576588, 1819140, 1970735, 2364882, 2425520, 3153176, 3638280, 3941470, 4729764, 5123911, 5912205, 6306352, 7276560, 7882940, 9459528, 10247822, 11824410, 15371733, 15765880, 18919056, 20495644, 23648820, 25619555, 30743466, 31531760, 40991288, 47297640, 51239110, 61486932, 76858665, 81982576, 94595280, 102478220, 122973864, 153717330, 204956440, 245947728, 307434660, 409912880, 614869320, 1229738640]

約数ペア:

[(1, 1229738640), (2, 614869320), (3, 409912880), (4, 307434660), (5, 245947728), (6, 204956440), (8, 153717330), (10, 122973864), (12, 102478220), (13, 94595280), (15, 81982576), (16, 76858665), (20, 61486932), (24, 51239110), (26, 47297640), (30, 40991288), (39, 31531760), (40, 30743466), (48, 25619555), (52, 23648820), (60, 20495644), (65, 18919056), (78, 15765880), (80, 15371733), (104, 11824410), (120, 10247822), (130, 9459528), (156, 7882940), (169, 7276560), (195, 6306352), (208, 5912205), (240, 5123911), (260, 4729764), (312, 3941470), (338, 3638280), (390, 3153176), (507, 2425520), (520, 2364882), (624, 1970735), (676, 1819140), (780, 1576588), (845, 1455312), (1014, 1212760), (1040, 1182441), (1352, 909570), (1560, 788294), (1690, 727656), (2028, 606380), (2535, 485104), (2704, 454785), (3120, 394147), (3380, 363828), (4056, 303190), (5070, 242552), (6760, 181914), (8112, 151595), (10140, 121276), (13520, 90957), (20280, 60638), (30319, 40560)]