1901389440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{990307}}^1$

素因数の和:990329

約数の個数: 64

約数和(自身を含む): 6060684960

約数和(自身を除く): 4159295520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 990307, 1980614, 2970921, 3961228, 4951535, 5941842, 7922456, 9903070, 11883684, 14854605, 15844912, 19806140, 23767368, 29709210, 31689824, 39612280, 47534736, 59418420, 63379648, 79224560, 95069472, 118836840, 126759296, 158449120, 190138944, 237673680, 316898240, 380277888, 475347360, 633796480, 950694720, 1901389440]

約数ペア:

[(1, 1901389440), (2, 950694720), (3, 633796480), (4, 475347360), (5, 380277888), (6, 316898240), (8, 237673680), (10, 190138944), (12, 158449120), (15, 126759296), (16, 118836840), (20, 95069472), (24, 79224560), (30, 63379648), (32, 59418420), (40, 47534736), (48, 39612280), (60, 31689824), (64, 29709210), (80, 23767368), (96, 19806140), (120, 15844912), (128, 14854605), (160, 11883684), (192, 9903070), (240, 7922456), (320, 5941842), (384, 4951535), (480, 3961228), (640, 2970921), (960, 1980614), (1920, 990307)]