31369830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{379}}^1$

素因数の和:509

約数の個数: 64

約数和(自身を含む): 78796800

約数和(自身を除く): 47426970

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 89, 93, 155, 178, 186, 267, 310, 379, 445, 465, 534, 758, 890, 930, 1137, 1335, 1895, 2274, 2670, 2759, 3790, 5518, 5685, 8277, 11370, 11749, 13795, 16554, 23498, 27590, 33731, 35247, 41385, 58745, 67462, 70494, 82770, 101193, 117490, 168655, 176235, 202386, 337310, 352470, 505965, 1011930, 1045661, 2091322, 3136983, 5228305, 6273966, 10456610, 15684915, 31369830]

約数ペア:

[(1, 31369830), (2, 15684915), (3, 10456610), (5, 6273966), (6, 5228305), (10, 3136983), (15, 2091322), (30, 1045661), (31, 1011930), (62, 505965), (89, 352470), (93, 337310), (155, 202386), (178, 176235), (186, 168655), (267, 117490), (310, 101193), (379, 82770), (445, 70494), (465, 67462), (534, 58745), (758, 41385), (890, 35247), (930, 33731), (1137, 27590), (1335, 23498), (1895, 16554), (2274, 13795), (2670, 11749), (2759, 11370), (3790, 8277), (5518, 5685)]