258940188

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{19079}}^1$

素因数の和:19131

約数の個数: 72

約数和(自身を含む): 729237600

約数和(自身を除く): 470297412

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 29, 36, 39, 52, 58, 78, 87, 116, 117, 156, 174, 234, 261, 348, 377, 468, 522, 754, 1044, 1131, 1508, 2262, 3393, 4524, 6786, 13572, 19079, 38158, 57237, 76316, 114474, 171711, 228948, 248027, 343422, 496054, 553291, 686844, 744081, 992108, 1106582, 1488162, 1659873, 2213164, 2232243, 2976324, 3319746, 4464486, 4979619, 6639492, 7192783, 8928972, 9959238, 14385566, 19918476, 21578349, 28771132, 43156698, 64735047, 86313396, 129470094, 258940188]

約数ペア:

[(1, 258940188), (2, 129470094), (3, 86313396), (4, 64735047), (6, 43156698), (9, 28771132), (12, 21578349), (13, 19918476), (18, 14385566), (26, 9959238), (29, 8928972), (36, 7192783), (39, 6639492), (52, 4979619), (58, 4464486), (78, 3319746), (87, 2976324), (116, 2232243), (117, 2213164), (156, 1659873), (174, 1488162), (234, 1106582), (261, 992108), (348, 744081), (377, 686844), (468, 553291), (522, 496054), (754, 343422), (1044, 248027), (1131, 228948), (1508, 171711), (2262, 114474), (3393, 76316), (4524, 57237), (6786, 38158), (13572, 19079)]