203275840

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1$

素因数の和:500

約数の個数: 112

約数和(自身を含む): 513527040

約数和(自身を除く): 310251200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 71, 80, 92, 115, 142, 160, 184, 230, 284, 320, 355, 368, 389, 460, 568, 710, 736, 778, 920, 1136, 1420, 1472, 1556, 1633, 1840, 1945, 2272, 2840, 3112, 3266, 3680, 3890, 4544, 5680, 6224, 6532, 7360, 7780, 8165, 8947, 11360, 12448, 13064, 15560, 16330, 17894, 22720, 24896, 26128, 27619, 31120, 32660, 35788, 44735, 52256, 55238, 62240, 65320, 71576, 89470, 104512, 110476, 124480, 130640, 138095, 143152, 178940, 220952, 261280, 276190, 286304, 357880, 441904, 522560, 552380, 572608, 635237, 715760, 883808, 1104760, 1270474, 1431520, 1767616, 2209520, 2540948, 2863040, 3176185, 4419040, 5081896, 6352370, 8838080, 10163792, 12704740, 20327584, 25409480, 40655168, 50818960, 101637920, 203275840]

約数ペア:

[(1, 203275840), (2, 101637920), (4, 50818960), (5, 40655168), (8, 25409480), (10, 20327584), (16, 12704740), (20, 10163792), (23, 8838080), (32, 6352370), (40, 5081896), (46, 4419040), (64, 3176185), (71, 2863040), (80, 2540948), (92, 2209520), (115, 1767616), (142, 1431520), (160, 1270474), (184, 1104760), (230, 883808), (284, 715760), (320, 635237), (355, 572608), (368, 552380), (389, 522560), (460, 441904), (568, 357880), (710, 286304), (736, 276190), (778, 261280), (920, 220952), (1136, 178940), (1420, 143152), (1472, 138095), (1556, 130640), (1633, 124480), (1840, 110476), (1945, 104512), (2272, 89470), (2840, 71576), (3112, 65320), (3266, 62240), (3680, 55238), (3890, 52256), (4544, 44735), (5680, 35788), (6224, 32660), (6532, 31120), (7360, 27619), (7780, 26128), (8165, 24896), (8947, 22720), (11360, 17894), (12448, 16330), (13064, 15560)]