236456840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{4651}}^1$

素因数の和:4734

約数の個数: 64

約数和(自身を含む): 562705920

約数和(自身を除く): 326249080

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 41, 62, 82, 124, 155, 164, 205, 248, 310, 328, 410, 620, 820, 1240, 1271, 1640, 2542, 4651, 5084, 6355, 9302, 10168, 12710, 18604, 23255, 25420, 37208, 46510, 50840, 93020, 144181, 186040, 190691, 288362, 381382, 576724, 720905, 762764, 953455, 1153448, 1441810, 1525528, 1906910, 2883620, 3813820, 5767240, 5911421, 7627640, 11822842, 23645684, 29557105, 47291368, 59114210, 118228420, 236456840]

約数ペア:

[(1, 236456840), (2, 118228420), (4, 59114210), (5, 47291368), (8, 29557105), (10, 23645684), (20, 11822842), (31, 7627640), (40, 5911421), (41, 5767240), (62, 3813820), (82, 2883620), (124, 1906910), (155, 1525528), (164, 1441810), (205, 1153448), (248, 953455), (310, 762764), (328, 720905), (410, 576724), (620, 381382), (820, 288362), (1240, 190691), (1271, 186040), (1640, 144181), (2542, 93020), (4651, 50840), (5084, 46510), (6355, 37208), (9302, 25420), (10168, 23255), (12710, 18604)]