158181380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{7583}}^1$

素因数の和:7748

約数の個数: 48

約数和(自身を含む): 382233600

約数和(自身を除く): 224052220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149, 298, 596, 745, 1043, 1490, 2086, 2980, 4172, 5215, 7583, 10430, 15166, 20860, 30332, 37915, 53081, 75830, 106162, 151660, 212324, 265405, 530810, 1061620, 1129867, 2259734, 4519468, 5649335, 7909069, 11298670, 15818138, 22597340, 31636276, 39545345, 79090690, 158181380]

約数ペア:

[(1, 158181380), (2, 79090690), (4, 39545345), (5, 31636276), (7, 22597340), (10, 15818138), (14, 11298670), (20, 7909069), (28, 5649335), (35, 4519468), (70, 2259734), (140, 1129867), (149, 1061620), (298, 530810), (596, 265405), (745, 212324), (1043, 151660), (1490, 106162), (2086, 75830), (2980, 53081), (4172, 37915), (5215, 30332), (7583, 20860), (10430, 15166)]