72417540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{409}}^1$

素因数の和:661

約数の個数: 96

約数和(自身を含む): 219864960

約数和(自身を除く): 147447420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 227, 260, 390, 409, 454, 681, 780, 818, 908, 1135, 1227, 1362, 1636, 2045, 2270, 2454, 2724, 2951, 3405, 4090, 4540, 4908, 5317, 5902, 6135, 6810, 8180, 8853, 10634, 11804, 12270, 13620, 14755, 15951, 17706, 21268, 24540, 26585, 29510, 31902, 35412, 44265, 53170, 59020, 63804, 79755, 88530, 92843, 106340, 159510, 177060, 185686, 278529, 319020, 371372, 464215, 557058, 928430, 1114116, 1206959, 1392645, 1856860, 2413918, 2785290, 3620877, 4827836, 5570580, 6034795, 7241754, 12069590, 14483508, 18104385, 24139180, 36208770, 72417540]

約数ペア:

[(1, 72417540), (2, 36208770), (3, 24139180), (4, 18104385), (5, 14483508), (6, 12069590), (10, 7241754), (12, 6034795), (13, 5570580), (15, 4827836), (20, 3620877), (26, 2785290), (30, 2413918), (39, 1856860), (52, 1392645), (60, 1206959), (65, 1114116), (78, 928430), (130, 557058), (156, 464215), (195, 371372), (227, 319020), (260, 278529), (390, 185686), (409, 177060), (454, 159510), (681, 106340), (780, 92843), (818, 88530), (908, 79755), (1135, 63804), (1227, 59020), (1362, 53170), (1636, 44265), (2045, 35412), (2270, 31902), (2454, 29510), (2724, 26585), (2951, 24540), (3405, 21268), (4090, 17706), (4540, 15951), (4908, 14755), (5317, 13620), (5902, 12270), (6135, 11804), (6810, 10634), (8180, 8853)]