90619830

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{47947}}^1$

素因数の和:47970

約数の個数: 64

約数和(自身を含む): 276180480

約数和(自身を除く): 185560650

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 47947, 95894, 143841, 239735, 287682, 335629, 431523, 479470, 671258, 719205, 863046, 1006887, 1294569, 1438410, 1678145, 2013774, 2157615, 2589138, 3020661, 3356290, 4315230, 5034435, 6041322, 6472845, 9061983, 10068870, 12945690, 15103305, 18123966, 30206610, 45309915, 90619830]

約数ペア:

[(1, 90619830), (2, 45309915), (3, 30206610), (5, 18123966), (6, 15103305), (7, 12945690), (9, 10068870), (10, 9061983), (14, 6472845), (15, 6041322), (18, 5034435), (21, 4315230), (27, 3356290), (30, 3020661), (35, 2589138), (42, 2157615), (45, 2013774), (54, 1678145), (63, 1438410), (70, 1294569), (90, 1006887), (105, 863046), (126, 719205), (135, 671258), (189, 479470), (210, 431523), (270, 335629), (315, 287682), (378, 239735), (630, 143841), (945, 95894), (1890, 47947)]