148980380

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{1619}}^1$

素因数の和:1778

約数の個数: 48

約数和(自身を含む): 323326080

約数和(自身を除く): 174345700

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 107, 172, 214, 215, 428, 430, 535, 860, 1070, 1619, 2140, 3238, 4601, 6476, 8095, 9202, 16190, 18404, 23005, 32380, 46010, 69617, 92020, 139234, 173233, 278468, 346466, 348085, 692932, 696170, 866165, 1392340, 1732330, 3464660, 7449019, 14898038, 29796076, 37245095, 74490190, 148980380]

約数ペア:

[(1, 148980380), (2, 74490190), (4, 37245095), (5, 29796076), (10, 14898038), (20, 7449019), (43, 3464660), (86, 1732330), (107, 1392340), (172, 866165), (214, 696170), (215, 692932), (428, 348085), (430, 346466), (535, 278468), (860, 173233), (1070, 139234), (1619, 92020), (2140, 69617), (3238, 46010), (4601, 32380), (6476, 23005), (8095, 18404), (9202, 16190)]