87612012

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{227}}^1$

素因数の和:459

約数の個数: 72

約数和(自身を含む): 227066112

約数和(自身を除く): 139454100

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 151, 213, 227, 284, 302, 426, 453, 454, 604, 639, 681, 852, 906, 908, 1278, 1359, 1362, 1812, 2043, 2556, 2718, 2724, 4086, 5436, 8172, 10721, 16117, 21442, 32163, 32234, 34277, 42884, 48351, 64326, 64468, 68554, 96489, 96702, 102831, 128652, 137108, 145053, 192978, 193404, 205662, 290106, 308493, 385956, 411324, 580212, 616986, 1233972, 2433667, 4867334, 7301001, 9734668, 14602002, 21903003, 29204004, 43806006, 87612012]

約数ペア:

[(1, 87612012), (2, 43806006), (3, 29204004), (4, 21903003), (6, 14602002), (9, 9734668), (12, 7301001), (18, 4867334), (36, 2433667), (71, 1233972), (142, 616986), (151, 580212), (213, 411324), (227, 385956), (284, 308493), (302, 290106), (426, 205662), (453, 193404), (454, 192978), (604, 145053), (639, 137108), (681, 128652), (852, 102831), (906, 96702), (908, 96489), (1278, 68554), (1359, 64468), (1362, 64326), (1812, 48351), (2043, 42884), (2556, 34277), (2718, 32234), (2724, 32163), (4086, 21442), (5436, 16117), (8172, 10721)]