128506470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{138179}}^1$

素因数の和:138220

約数の個数: 32

約数和(自身を含む): 318366720

約数和(自身を除く): 189860250

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 138179, 276358, 414537, 690895, 829074, 1381790, 2072685, 4145370, 4283549, 8567098, 12850647, 21417745, 25701294, 42835490, 64253235, 128506470]

約数ペア:

[(1, 128506470), (2, 64253235), (3, 42835490), (5, 25701294), (6, 21417745), (10, 12850647), (15, 8567098), (30, 4283549), (31, 4145370), (62, 2072685), (93, 1381790), (155, 829074), (186, 690895), (310, 414537), (465, 276358), (930, 138179)]