291129080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{38921}}^1$

素因数の和:38960

約数の個数: 64

約数和(自身を含む): 756643680

約数和(自身を除く): 465514600

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 1496, 1870, 3740, 7480, 38921, 77842, 155684, 194605, 311368, 389210, 428131, 661657, 778420, 856262, 1323314, 1556840, 1712524, 2140655, 2646628, 3308285, 3425048, 4281310, 5293256, 6616570, 7278227, 8562620, 13233140, 14556454, 17125240, 26466280, 29112908, 36391135, 58225816, 72782270, 145564540, 291129080]

約数ペア:

[(1, 291129080), (2, 145564540), (4, 72782270), (5, 58225816), (8, 36391135), (10, 29112908), (11, 26466280), (17, 17125240), (20, 14556454), (22, 13233140), (34, 8562620), (40, 7278227), (44, 6616570), (55, 5293256), (68, 4281310), (85, 3425048), (88, 3308285), (110, 2646628), (136, 2140655), (170, 1712524), (187, 1556840), (220, 1323314), (340, 856262), (374, 778420), (440, 661657), (680, 428131), (748, 389210), (935, 311368), (1496, 194605), (1870, 155684), (3740, 77842), (7480, 38921)]