153431740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{331}}^1$

素因数の和:408

約数の個数: 144

約数和(自身を含む): 419658624

約数和(自身を除く): 266226884

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 43, 44, 49, 55, 70, 77, 86, 98, 110, 140, 154, 172, 196, 215, 220, 245, 301, 308, 331, 385, 430, 473, 490, 539, 602, 662, 770, 860, 946, 980, 1078, 1204, 1324, 1505, 1540, 1655, 1892, 2107, 2156, 2317, 2365, 2695, 3010, 3310, 3311, 3641, 4214, 4634, 4730, 5390, 6020, 6620, 6622, 7282, 8428, 9268, 9460, 10535, 10780, 11585, 13244, 14233, 14564, 16219, 16555, 18205, 21070, 23170, 23177, 25487, 28466, 32438, 33110, 36410, 42140, 46340, 46354, 50974, 56932, 64876, 66220, 71165, 72820, 81095, 92708, 99631, 101948, 115885, 127435, 142330, 156563, 162190, 178409, 199262, 231770, 254870, 284660, 313126, 324380, 356818, 398524, 463540, 498155, 509740, 626252, 697417, 713636, 782815, 892045, 996310, 1095941, 1394834, 1565630, 1784090, 1992620, 2191882, 2789668, 3131260, 3487085, 3568180, 4383764, 5479705, 6974170, 7671587, 10959410, 13948340, 15343174, 21918820, 30686348, 38357935, 76715870, 153431740]

約数ペア:

[(1, 153431740), (2, 76715870), (4, 38357935), (5, 30686348), (7, 21918820), (10, 15343174), (11, 13948340), (14, 10959410), (20, 7671587), (22, 6974170), (28, 5479705), (35, 4383764), (43, 3568180), (44, 3487085), (49, 3131260), (55, 2789668), (70, 2191882), (77, 1992620), (86, 1784090), (98, 1565630), (110, 1394834), (140, 1095941), (154, 996310), (172, 892045), (196, 782815), (215, 713636), (220, 697417), (245, 626252), (301, 509740), (308, 498155), (331, 463540), (385, 398524), (430, 356818), (473, 324380), (490, 313126), (539, 284660), (602, 254870), (662, 231770), (770, 199262), (860, 178409), (946, 162190), (980, 156563), (1078, 142330), (1204, 127435), (1324, 115885), (1505, 101948), (1540, 99631), (1655, 92708), (1892, 81095), (2107, 72820), (2156, 71165), (2317, 66220), (2365, 64876), (2695, 56932), (3010, 50974), (3310, 46354), (3311, 46340), (3641, 42140), (4214, 36410), (4634, 33110), (4730, 32438), (5390, 28466), (6020, 25487), (6620, 23177), (6622, 23170), (7282, 21070), (8428, 18205), (9268, 16555), (9460, 16219), (10535, 14564), (10780, 14233), (11585, 13244)]