28987530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{233}}^1$

素因数の和:296

約数の個数: 128

約数和(自身を含む): 84913920

約数和(自身を除く): 55926390

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 29, 30, 33, 39, 55, 58, 65, 66, 78, 87, 110, 130, 143, 145, 165, 174, 195, 233, 286, 290, 319, 330, 377, 390, 429, 435, 466, 638, 699, 715, 754, 858, 870, 957, 1131, 1165, 1398, 1430, 1595, 1885, 1914, 2145, 2262, 2330, 2563, 3029, 3190, 3495, 3770, 4147, 4290, 4785, 5126, 5655, 6058, 6757, 6990, 7689, 8294, 9087, 9570, 11310, 12441, 12815, 13514, 15145, 15378, 18174, 20271, 20735, 24882, 25630, 30290, 33319, 33785, 38445, 40542, 41470, 45435, 62205, 66638, 67570, 74327, 76890, 87841, 90870, 99957, 101355, 124410, 148654, 166595, 175682, 199914, 202710, 222981, 263523, 333190, 371635, 439205, 445962, 499785, 527046, 743270, 878410, 966251, 999570, 1114905, 1317615, 1932502, 2229810, 2635230, 2898753, 4831255, 5797506, 9662510, 14493765, 28987530]

約数ペア:

[(1, 28987530), (2, 14493765), (3, 9662510), (5, 5797506), (6, 4831255), (10, 2898753), (11, 2635230), (13, 2229810), (15, 1932502), (22, 1317615), (26, 1114905), (29, 999570), (30, 966251), (33, 878410), (39, 743270), (55, 527046), (58, 499785), (65, 445962), (66, 439205), (78, 371635), (87, 333190), (110, 263523), (130, 222981), (143, 202710), (145, 199914), (165, 175682), (174, 166595), (195, 148654), (233, 124410), (286, 101355), (290, 99957), (319, 90870), (330, 87841), (377, 76890), (390, 74327), (429, 67570), (435, 66638), (466, 62205), (638, 45435), (699, 41470), (715, 40542), (754, 38445), (858, 33785), (870, 33319), (957, 30290), (1131, 25630), (1165, 24882), (1398, 20735), (1430, 20271), (1595, 18174), (1885, 15378), (1914, 15145), (2145, 13514), (2262, 12815), (2330, 12441), (2563, 11310), (3029, 9570), (3190, 9087), (3495, 8294), (3770, 7689), (4147, 6990), (4290, 6757), (4785, 6058), (5126, 5655)]