205128030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{1097}}^1$

素因数の和:1401

約数の個数: 64

約数和(自身を含む): 516077568

約数和(自身を除く): 310949538

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 271, 345, 542, 690, 813, 1097, 1355, 1626, 2194, 2710, 3291, 4065, 5485, 6233, 6582, 8130, 10970, 12466, 16455, 18699, 25231, 31165, 32910, 37398, 50462, 62330, 75693, 93495, 126155, 151386, 186990, 252310, 297287, 378465, 594574, 756930, 891861, 1486435, 1783722, 2972870, 4459305, 6837601, 8918610, 13675202, 20512803, 34188005, 41025606, 68376010, 102564015, 205128030]

約数ペア:

[(1, 205128030), (2, 102564015), (3, 68376010), (5, 41025606), (6, 34188005), (10, 20512803), (15, 13675202), (23, 8918610), (30, 6837601), (46, 4459305), (69, 2972870), (115, 1783722), (138, 1486435), (230, 891861), (271, 756930), (345, 594574), (542, 378465), (690, 297287), (813, 252310), (1097, 186990), (1355, 151386), (1626, 126155), (2194, 93495), (2710, 75693), (3291, 62330), (4065, 50462), (5485, 37398), (6233, 32910), (6582, 31165), (8130, 25231), (10970, 18699), (12466, 16455)]