72559920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:227

約数の個数: 160

約数和(自身を含む): 235699200

約数和(自身を除く): 163139280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 79, 80, 86, 89, 120, 129, 158, 172, 178, 215, 237, 240, 258, 267, 316, 344, 356, 395, 430, 445, 474, 516, 534, 632, 645, 688, 712, 790, 860, 890, 948, 1032, 1068, 1185, 1264, 1290, 1335, 1424, 1580, 1720, 1780, 1896, 2064, 2136, 2370, 2580, 2670, 3160, 3397, 3440, 3560, 3792, 3827, 4272, 4740, 5160, 5340, 6320, 6794, 7031, 7120, 7654, 9480, 10191, 10320, 10680, 11481, 13588, 14062, 15308, 16985, 18960, 19135, 20382, 21093, 21360, 22962, 27176, 28124, 30616, 33970, 35155, 38270, 40764, 42186, 45924, 50955, 54352, 56248, 57405, 61232, 67940, 70310, 76540, 81528, 84372, 91848, 101910, 105465, 112496, 114810, 135880, 140620, 153080, 163056, 168744, 183696, 203820, 210930, 229620, 271760, 281240, 302333, 306160, 337488, 407640, 421860, 459240, 562480, 604666, 815280, 843720, 906999, 918480, 1209332, 1511665, 1687440, 1813998, 2418664, 3023330, 3627996, 4534995, 4837328, 6046660, 7255992, 9069990, 12093320, 14511984, 18139980, 24186640, 36279960, 72559920]

約数ペア:

[(1, 72559920), (2, 36279960), (3, 24186640), (4, 18139980), (5, 14511984), (6, 12093320), (8, 9069990), (10, 7255992), (12, 6046660), (15, 4837328), (16, 4534995), (20, 3627996), (24, 3023330), (30, 2418664), (40, 1813998), (43, 1687440), (48, 1511665), (60, 1209332), (79, 918480), (80, 906999), (86, 843720), (89, 815280), (120, 604666), (129, 562480), (158, 459240), (172, 421860), (178, 407640), (215, 337488), (237, 306160), (240, 302333), (258, 281240), (267, 271760), (316, 229620), (344, 210930), (356, 203820), (395, 183696), (430, 168744), (445, 163056), (474, 153080), (516, 140620), (534, 135880), (632, 114810), (645, 112496), (688, 105465), (712, 101910), (790, 91848), (860, 84372), (890, 81528), (948, 76540), (1032, 70310), (1068, 67940), (1185, 61232), (1264, 57405), (1290, 56248), (1335, 54352), (1424, 50955), (1580, 45924), (1720, 42186), (1780, 40764), (1896, 38270), (2064, 35155), (2136, 33970), (2370, 30616), (2580, 28124), (2670, 27176), (3160, 22962), (3397, 21360), (3440, 21093), (3560, 20382), (3792, 19135), (3827, 18960), (4272, 16985), (4740, 15308), (5160, 14062), (5340, 13588), (6320, 11481), (6794, 10680), (7031, 10320), (7120, 10191), (7654, 9480)]