72177960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31657}}^1$

素因数の和:31690

約数の個数: 64

約数和(自身を含む): 227937600

約数和(自身を除く): 155759640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 31657, 63314, 94971, 126628, 158285, 189942, 253256, 316570, 379884, 474855, 601483, 633140, 759768, 949710, 1202966, 1266280, 1804449, 1899420, 2405932, 3007415, 3608898, 3798840, 4811864, 6014830, 7217796, 9022245, 12029660, 14435592, 18044490, 24059320, 36088980, 72177960]

約数ペア:

[(1, 72177960), (2, 36088980), (3, 24059320), (4, 18044490), (5, 14435592), (6, 12029660), (8, 9022245), (10, 7217796), (12, 6014830), (15, 4811864), (19, 3798840), (20, 3608898), (24, 3007415), (30, 2405932), (38, 1899420), (40, 1804449), (57, 1266280), (60, 1202966), (76, 949710), (95, 759768), (114, 633140), (120, 601483), (152, 474855), (190, 379884), (228, 316570), (285, 253256), (380, 189942), (456, 158285), (570, 126628), (760, 94971), (1140, 63314), (2280, 31657)]