40737420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{997}}^1$

素因数の和:1239

約数の個数: 72

約数和(自身を含む): 124239024

約数和(自身を除く): 83501604

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 227, 454, 681, 908, 997, 1135, 1362, 1994, 2043, 2270, 2724, 2991, 3405, 3988, 4086, 4540, 4985, 5982, 6810, 8172, 8973, 9970, 10215, 11964, 13620, 14955, 17946, 19940, 20430, 29910, 35892, 40860, 44865, 59820, 89730, 179460, 226319, 452638, 678957, 905276, 1131595, 1357914, 2036871, 2263190, 2715828, 3394785, 4073742, 4526380, 6789570, 8147484, 10184355, 13579140, 20368710, 40737420]

約数ペア:

[(1, 40737420), (2, 20368710), (3, 13579140), (4, 10184355), (5, 8147484), (6, 6789570), (9, 4526380), (10, 4073742), (12, 3394785), (15, 2715828), (18, 2263190), (20, 2036871), (30, 1357914), (36, 1131595), (45, 905276), (60, 678957), (90, 452638), (180, 226319), (227, 179460), (454, 89730), (681, 59820), (908, 44865), (997, 40860), (1135, 35892), (1362, 29910), (1994, 20430), (2043, 19940), (2270, 17946), (2724, 14955), (2991, 13620), (3405, 11964), (3988, 10215), (4086, 9970), (4540, 8973), (4985, 8172), (5982, 6810)]