238925840

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1459}}^1$

素因数の和:1584

約数の個数: 80

約数和(自身を含む): 586569600

約数和(自身を除く): 347643760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 89, 92, 115, 178, 184, 230, 356, 368, 445, 460, 712, 890, 920, 1424, 1459, 1780, 1840, 2047, 2918, 3560, 4094, 5836, 7120, 7295, 8188, 10235, 11672, 14590, 16376, 20470, 23344, 29180, 32752, 33557, 40940, 58360, 67114, 81880, 116720, 129851, 134228, 163760, 167785, 259702, 268456, 335570, 519404, 536912, 649255, 671140, 1038808, 1298510, 1342280, 2077616, 2597020, 2684560, 2986573, 5194040, 5973146, 10388080, 11946292, 14932865, 23892584, 29865730, 47785168, 59731460, 119462920, 238925840]

約数ペア:

[(1, 238925840), (2, 119462920), (4, 59731460), (5, 47785168), (8, 29865730), (10, 23892584), (16, 14932865), (20, 11946292), (23, 10388080), (40, 5973146), (46, 5194040), (80, 2986573), (89, 2684560), (92, 2597020), (115, 2077616), (178, 1342280), (184, 1298510), (230, 1038808), (356, 671140), (368, 649255), (445, 536912), (460, 519404), (712, 335570), (890, 268456), (920, 259702), (1424, 167785), (1459, 163760), (1780, 134228), (1840, 129851), (2047, 116720), (2918, 81880), (3560, 67114), (4094, 58360), (5836, 40940), (7120, 33557), (7295, 32752), (8188, 29180), (10235, 23344), (11672, 20470), (14590, 16376)]