8904564

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:221

約数の個数: 72

約数和(自身を含む): 23761920

約数和(自身を除く): 14857356

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 79, 93, 101, 124, 158, 186, 202, 237, 279, 303, 316, 372, 404, 474, 558, 606, 711, 909, 948, 1116, 1212, 1422, 1818, 2449, 2844, 3131, 3636, 4898, 6262, 7347, 7979, 9393, 9796, 12524, 14694, 15958, 18786, 22041, 23937, 28179, 29388, 31916, 37572, 44082, 47874, 56358, 71811, 88164, 95748, 112716, 143622, 247349, 287244, 494698, 742047, 989396, 1484094, 2226141, 2968188, 4452282, 8904564]

約数ペア:

[(1, 8904564), (2, 4452282), (3, 2968188), (4, 2226141), (6, 1484094), (9, 989396), (12, 742047), (18, 494698), (31, 287244), (36, 247349), (62, 143622), (79, 112716), (93, 95748), (101, 88164), (124, 71811), (158, 56358), (186, 47874), (202, 44082), (237, 37572), (279, 31916), (303, 29388), (316, 28179), (372, 23937), (404, 22041), (474, 18786), (558, 15958), (606, 14694), (711, 12524), (909, 9796), (948, 9393), (1116, 7979), (1212, 7347), (1422, 6262), (1818, 4898), (2449, 3636), (2844, 3131)]