131755920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{2297}}^1$

素因数の和:2552

約数の個数: 80

約数和(自身を含む): 410330880

約数和(自身を除く): 278574960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 239, 240, 478, 717, 956, 1195, 1434, 1912, 2297, 2390, 2868, 3585, 3824, 4594, 4780, 5736, 6891, 7170, 9188, 9560, 11472, 11485, 13782, 14340, 18376, 19120, 22970, 27564, 28680, 34455, 36752, 45940, 55128, 57360, 68910, 91880, 110256, 137820, 183760, 275640, 548983, 551280, 1097966, 1646949, 2195932, 2744915, 3293898, 4391864, 5489830, 6587796, 8234745, 8783728, 10979660, 13175592, 16469490, 21959320, 26351184, 32938980, 43918640, 65877960, 131755920]

約数ペア:

[(1, 131755920), (2, 65877960), (3, 43918640), (4, 32938980), (5, 26351184), (6, 21959320), (8, 16469490), (10, 13175592), (12, 10979660), (15, 8783728), (16, 8234745), (20, 6587796), (24, 5489830), (30, 4391864), (40, 3293898), (48, 2744915), (60, 2195932), (80, 1646949), (120, 1097966), (239, 551280), (240, 548983), (478, 275640), (717, 183760), (956, 137820), (1195, 110256), (1434, 91880), (1912, 68910), (2297, 57360), (2390, 55128), (2868, 45940), (3585, 36752), (3824, 34455), (4594, 28680), (4780, 27564), (5736, 22970), (6891, 19120), (7170, 18376), (9188, 14340), (9560, 13782), (11472, 11485)]