15409740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{3251}}^1$

素因数の和:3342

約数の個数: 48

約数和(自身を含む): 43706880

約数和(自身を除く): 28297140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 237, 316, 395, 474, 790, 948, 1185, 1580, 2370, 3251, 4740, 6502, 9753, 13004, 16255, 19506, 32510, 39012, 48765, 65020, 97530, 195060, 256829, 513658, 770487, 1027316, 1284145, 1540974, 2568290, 3081948, 3852435, 5136580, 7704870, 15409740]

約数ペア:

[(1, 15409740), (2, 7704870), (3, 5136580), (4, 3852435), (5, 3081948), (6, 2568290), (10, 1540974), (12, 1284145), (15, 1027316), (20, 770487), (30, 513658), (60, 256829), (79, 195060), (158, 97530), (237, 65020), (316, 48765), (395, 39012), (474, 32510), (790, 19506), (948, 16255), (1185, 13004), (1580, 9753), (2370, 6502), (3251, 4740)]