520016960

素因数分解:

$2^6\times 5^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{197}}^1$

素因数の和:400

約数の個数: 112

約数和(自身を含む): 1272789936

約数和(自身を除く): 752772976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 113, 146, 160, 197, 226, 292, 320, 365, 394, 452, 565, 584, 730, 788, 904, 985, 1130, 1168, 1460, 1576, 1808, 1970, 2260, 2336, 2920, 3152, 3616, 3940, 4520, 4672, 5840, 6304, 7232, 7880, 8249, 9040, 11680, 12608, 14381, 15760, 16498, 18080, 22261, 23360, 28762, 31520, 32996, 36160, 41245, 44522, 57524, 63040, 65992, 71905, 82490, 89044, 111305, 115048, 131984, 143810, 164980, 178088, 222610, 230096, 263968, 287620, 329960, 356176, 445220, 460192, 527936, 575240, 659920, 712352, 890440, 920384, 1150480, 1319840, 1424704, 1625053, 1780880, 2300960, 2639680, 3250106, 3561760, 4601920, 6500212, 7123520, 8125265, 13000424, 16250530, 26000848, 32501060, 52001696, 65002120, 104003392, 130004240, 260008480, 520016960]

約数ペア:

[(1, 520016960), (2, 260008480), (4, 130004240), (5, 104003392), (8, 65002120), (10, 52001696), (16, 32501060), (20, 26000848), (32, 16250530), (40, 13000424), (64, 8125265), (73, 7123520), (80, 6500212), (113, 4601920), (146, 3561760), (160, 3250106), (197, 2639680), (226, 2300960), (292, 1780880), (320, 1625053), (365, 1424704), (394, 1319840), (452, 1150480), (565, 920384), (584, 890440), (730, 712352), (788, 659920), (904, 575240), (985, 527936), (1130, 460192), (1168, 445220), (1460, 356176), (1576, 329960), (1808, 287620), (1970, 263968), (2260, 230096), (2336, 222610), (2920, 178088), (3152, 164980), (3616, 143810), (3940, 131984), (4520, 115048), (4672, 111305), (5840, 89044), (6304, 82490), (7232, 71905), (7880, 65992), (8249, 63040), (9040, 57524), (11680, 44522), (12608, 41245), (14381, 36160), (15760, 32996), (16498, 31520), (18080, 28762), (22261, 23360)]