157595320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1741}}^1$

素因数の和:1856

約数の個数: 64

約数和(自身を含む): 371255040

約数和(自身を除く): 213659720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 73, 124, 146, 155, 248, 292, 310, 365, 584, 620, 730, 1240, 1460, 1741, 2263, 2920, 3482, 4526, 6964, 8705, 9052, 11315, 13928, 17410, 18104, 22630, 34820, 45260, 53971, 69640, 90520, 107942, 127093, 215884, 254186, 269855, 431768, 508372, 539710, 635465, 1016744, 1079420, 1270930, 2158840, 2541860, 3939883, 5083720, 7879766, 15759532, 19699415, 31519064, 39398830, 78797660, 157595320]

約数ペア:

[(1, 157595320), (2, 78797660), (4, 39398830), (5, 31519064), (8, 19699415), (10, 15759532), (20, 7879766), (31, 5083720), (40, 3939883), (62, 2541860), (73, 2158840), (124, 1270930), (146, 1079420), (155, 1016744), (248, 635465), (292, 539710), (310, 508372), (365, 431768), (584, 269855), (620, 254186), (730, 215884), (1240, 127093), (1460, 107942), (1741, 90520), (2263, 69640), (2920, 53971), (3482, 45260), (4526, 34820), (6964, 22630), (8705, 18104), (9052, 17410), (11315, 13928)]