291257260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2309}}^1$

素因数の和:2395

約数の個数: 96

約数和(自身を含む): 754427520

約数和(自身を除く): 463170260

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 53, 68, 70, 85, 106, 119, 140, 170, 212, 238, 265, 340, 371, 476, 530, 595, 742, 901, 1060, 1190, 1484, 1802, 1855, 2309, 2380, 3604, 3710, 4505, 4618, 6307, 7420, 9010, 9236, 11545, 12614, 16163, 18020, 23090, 25228, 31535, 32326, 39253, 46180, 63070, 64652, 78506, 80815, 122377, 126140, 157012, 161630, 196265, 244754, 274771, 323260, 392530, 489508, 549542, 611885, 785060, 856639, 1099084, 1223770, 1373855, 1713278, 2080409, 2447540, 2747710, 3426556, 4160818, 4283195, 5495420, 8321636, 8566390, 10402045, 14562863, 17132780, 20804090, 29125726, 41608180, 58251452, 72814315, 145628630, 291257260]

約数ペア:

[(1, 291257260), (2, 145628630), (4, 72814315), (5, 58251452), (7, 41608180), (10, 29125726), (14, 20804090), (17, 17132780), (20, 14562863), (28, 10402045), (34, 8566390), (35, 8321636), (53, 5495420), (68, 4283195), (70, 4160818), (85, 3426556), (106, 2747710), (119, 2447540), (140, 2080409), (170, 1713278), (212, 1373855), (238, 1223770), (265, 1099084), (340, 856639), (371, 785060), (476, 611885), (530, 549542), (595, 489508), (742, 392530), (901, 323260), (1060, 274771), (1190, 244754), (1484, 196265), (1802, 161630), (1855, 157012), (2309, 126140), (2380, 122377), (3604, 80815), (3710, 78506), (4505, 64652), (4618, 63070), (6307, 46180), (7420, 39253), (9010, 32326), (9236, 31535), (11545, 25228), (12614, 23090), (16163, 18020)]