215317630

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1\times {\mathrm{271}}^1$

素因数の和:553

約数の個数: 64

約数和(自身を含む): 439934976

約数和(自身を除く): 224617346

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 233, 271, 310, 341, 466, 542, 682, 1165, 1355, 1705, 2330, 2563, 2710, 2981, 3410, 5126, 5962, 7223, 8401, 12815, 14446, 14905, 16802, 25630, 29810, 36115, 42005, 63143, 72230, 79453, 84010, 92411, 126286, 158906, 184822, 315715, 397265, 462055, 631430, 694573, 794530, 924110, 1389146, 1957433, 3472865, 3914866, 6945730, 9787165, 19574330, 21531763, 43063526, 107658815, 215317630]

約数ペア:

[(1, 215317630), (2, 107658815), (5, 43063526), (10, 21531763), (11, 19574330), (22, 9787165), (31, 6945730), (55, 3914866), (62, 3472865), (110, 1957433), (155, 1389146), (233, 924110), (271, 794530), (310, 694573), (341, 631430), (466, 462055), (542, 397265), (682, 315715), (1165, 184822), (1355, 158906), (1705, 126286), (2330, 92411), (2563, 84010), (2710, 79453), (2981, 72230), (3410, 63143), (5126, 42005), (5962, 36115), (7223, 29810), (8401, 25630), (12815, 16802), (14446, 14905)]