18027960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{7907}}^1$

素因数の和:7940

約数の個数: 64

約数和(自身を含む): 56937600

約数和(自身を除く): 38909640

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, 7907, 15814, 23721, 31628, 39535, 47442, 63256, 79070, 94884, 118605, 150233, 158140, 189768, 237210, 300466, 316280, 450699, 474420, 600932, 751165, 901398, 948840, 1201864, 1502330, 1802796, 2253495, 3004660, 3605592, 4506990, 6009320, 9013980, 18027960]

約数ペア:

[(1, 18027960), (2, 9013980), (3, 6009320), (4, 4506990), (5, 3605592), (6, 3004660), (8, 2253495), (10, 1802796), (12, 1502330), (15, 1201864), (19, 948840), (20, 901398), (24, 751165), (30, 600932), (38, 474420), (40, 450699), (57, 316280), (60, 300466), (76, 237210), (95, 189768), (114, 158140), (120, 150233), (152, 118605), (190, 94884), (228, 79070), (285, 63256), (380, 47442), (456, 39535), (570, 31628), (760, 23721), (1140, 15814), (2280, 7907)]