611789111260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{109}}^1\times {\mathrm{971063}}^1$

素因数の和:971215

約数の個数: 72

約数和(自身を含む): 1377298913760

約数和(自身を除く): 765509802500

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 109, 170, 218, 289, 340, 436, 545, 578, 1090, 1156, 1445, 1853, 2180, 2890, 3706, 5780, 7412, 9265, 18530, 31501, 37060, 63002, 126004, 157505, 315010, 630020, 971063, 1942126, 3884252, 4855315, 9710630, 16508071, 19421260, 33016142, 66032284, 82540355, 105845867, 165080710, 211691734, 280637207, 330161420, 423383468, 529229335, 561274414, 1058458670, 1122548828, 1403186035, 1799379739, 2116917340, 2806372070, 3598759478, 5612744140, 7197518956, 8996898695, 17993797390, 30589455563, 35987594780, 61178911126, 122357822252, 152947277815, 305894555630, 611789111260]

約数ペア:

[(1, 611789111260), (2, 305894555630), (4, 152947277815), (5, 122357822252), (10, 61178911126), (17, 35987594780), (20, 30589455563), (34, 17993797390), (68, 8996898695), (85, 7197518956), (109, 5612744140), (170, 3598759478), (218, 2806372070), (289, 2116917340), (340, 1799379739), (436, 1403186035), (545, 1122548828), (578, 1058458670), (1090, 561274414), (1156, 529229335), (1445, 423383468), (1853, 330161420), (2180, 280637207), (2890, 211691734), (3706, 165080710), (5780, 105845867), (7412, 82540355), (9265, 66032284), (18530, 33016142), (31501, 19421260), (37060, 16508071), (63002, 9710630), (126004, 4855315), (157505, 3884252), (315010, 1942126), (630020, 971063)]