67668240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:221

約数の個数: 160

約数和(自身を含む): 219985920

約数和(自身を除く): 152317680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 79, 80, 83, 86, 120, 129, 158, 166, 172, 215, 237, 240, 249, 258, 316, 332, 344, 395, 415, 430, 474, 498, 516, 632, 645, 664, 688, 790, 830, 860, 948, 996, 1032, 1185, 1245, 1264, 1290, 1328, 1580, 1660, 1720, 1896, 1992, 2064, 2370, 2490, 2580, 3160, 3320, 3397, 3440, 3569, 3792, 3984, 4740, 4980, 5160, 6320, 6557, 6640, 6794, 7138, 9480, 9960, 10191, 10320, 10707, 13114, 13588, 14276, 16985, 17845, 18960, 19671, 19920, 20382, 21414, 26228, 27176, 28552, 32785, 33970, 35690, 39342, 40764, 42828, 50955, 52456, 53535, 54352, 57104, 65570, 67940, 71380, 78684, 81528, 85656, 98355, 101910, 104912, 107070, 131140, 135880, 142760, 157368, 163056, 171312, 196710, 203820, 214140, 262280, 271760, 281951, 285520, 314736, 393420, 407640, 428280, 524560, 563902, 786840, 815280, 845853, 856560, 1127804, 1409755, 1573680, 1691706, 2255608, 2819510, 3383412, 4229265, 4511216, 5639020, 6766824, 8458530, 11278040, 13533648, 16917060, 22556080, 33834120, 67668240]

約数ペア:

[(1, 67668240), (2, 33834120), (3, 22556080), (4, 16917060), (5, 13533648), (6, 11278040), (8, 8458530), (10, 6766824), (12, 5639020), (15, 4511216), (16, 4229265), (20, 3383412), (24, 2819510), (30, 2255608), (40, 1691706), (43, 1573680), (48, 1409755), (60, 1127804), (79, 856560), (80, 845853), (83, 815280), (86, 786840), (120, 563902), (129, 524560), (158, 428280), (166, 407640), (172, 393420), (215, 314736), (237, 285520), (240, 281951), (249, 271760), (258, 262280), (316, 214140), (332, 203820), (344, 196710), (395, 171312), (415, 163056), (430, 157368), (474, 142760), (498, 135880), (516, 131140), (632, 107070), (645, 104912), (664, 101910), (688, 98355), (790, 85656), (830, 81528), (860, 78684), (948, 71380), (996, 67940), (1032, 65570), (1185, 57104), (1245, 54352), (1264, 53535), (1290, 52456), (1328, 50955), (1580, 42828), (1660, 40764), (1720, 39342), (1896, 35690), (1992, 33970), (2064, 32785), (2370, 28552), (2490, 27176), (2580, 26228), (3160, 21414), (3320, 20382), (3397, 19920), (3440, 19671), (3569, 18960), (3792, 17845), (3984, 16985), (4740, 14276), (4980, 13588), (5160, 13114), (6320, 10707), (6557, 10320), (6640, 10191), (6794, 9960), (7138, 9480)]