12684240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1$

素因数の和:321

約数の個数: 120

約数和(自身を含む): 43330560

約数和(自身を除く): 30646320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 79, 80, 90, 120, 144, 158, 180, 223, 237, 240, 316, 360, 395, 446, 474, 632, 669, 711, 720, 790, 892, 948, 1115, 1185, 1264, 1338, 1422, 1580, 1784, 1896, 2007, 2230, 2370, 2676, 2844, 3160, 3345, 3555, 3568, 3792, 4014, 4460, 4740, 5352, 5688, 6320, 6690, 7110, 8028, 8920, 9480, 10035, 10704, 11376, 13380, 14220, 16056, 17617, 17840, 18960, 20070, 26760, 28440, 32112, 35234, 40140, 52851, 53520, 56880, 70468, 80280, 88085, 105702, 140936, 158553, 160560, 176170, 211404, 264255, 281872, 317106, 352340, 422808, 528510, 634212, 704680, 792765, 845616, 1057020, 1268424, 1409360, 1585530, 2114040, 2536848, 3171060, 4228080, 6342120, 12684240]

約数ペア:

[(1, 12684240), (2, 6342120), (3, 4228080), (4, 3171060), (5, 2536848), (6, 2114040), (8, 1585530), (9, 1409360), (10, 1268424), (12, 1057020), (15, 845616), (16, 792765), (18, 704680), (20, 634212), (24, 528510), (30, 422808), (36, 352340), (40, 317106), (45, 281872), (48, 264255), (60, 211404), (72, 176170), (79, 160560), (80, 158553), (90, 140936), (120, 105702), (144, 88085), (158, 80280), (180, 70468), (223, 56880), (237, 53520), (240, 52851), (316, 40140), (360, 35234), (395, 32112), (446, 28440), (474, 26760), (632, 20070), (669, 18960), (711, 17840), (720, 17617), (790, 16056), (892, 14220), (948, 13380), (1115, 11376), (1185, 10704), (1264, 10035), (1338, 9480), (1422, 8920), (1580, 8028), (1784, 7110), (1896, 6690), (2007, 6320), (2230, 5688), (2370, 5352), (2676, 4740), (2844, 4460), (3160, 4014), (3345, 3792), (3555, 3568)]