284975120

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{673}}^1$

素因数の和:832

約数の個数: 80

約数和(自身を含む): 681980160

約数和(自身を除く): 397005040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 79, 80, 134, 158, 268, 316, 335, 395, 536, 632, 670, 673, 790, 1072, 1264, 1340, 1346, 1580, 2680, 2692, 3160, 3365, 5293, 5360, 5384, 6320, 6730, 10586, 10768, 13460, 21172, 26465, 26920, 42344, 45091, 52930, 53167, 53840, 84688, 90182, 105860, 106334, 180364, 211720, 212668, 225455, 265835, 360728, 423440, 425336, 450910, 531670, 721456, 850672, 901820, 1063340, 1803640, 2126680, 3562189, 3607280, 4253360, 7124378, 14248756, 17810945, 28497512, 35621890, 56995024, 71243780, 142487560, 284975120]

約数ペア:

[(1, 284975120), (2, 142487560), (4, 71243780), (5, 56995024), (8, 35621890), (10, 28497512), (16, 17810945), (20, 14248756), (40, 7124378), (67, 4253360), (79, 3607280), (80, 3562189), (134, 2126680), (158, 1803640), (268, 1063340), (316, 901820), (335, 850672), (395, 721456), (536, 531670), (632, 450910), (670, 425336), (673, 423440), (790, 360728), (1072, 265835), (1264, 225455), (1340, 212668), (1346, 211720), (1580, 180364), (2680, 106334), (2692, 105860), (3160, 90182), (3365, 84688), (5293, 53840), (5360, 53167), (5384, 52930), (6320, 45091), (6730, 42344), (10586, 26920), (10768, 26465), (13460, 21172)]