311471520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{317}}^1$

素因数の和:447

約数の個数: 192

約数和(自身を含む): 1038562560

約数和(自身を除く): 727091040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 69, 80, 89, 92, 96, 115, 120, 138, 160, 178, 184, 230, 240, 267, 276, 317, 345, 356, 368, 445, 460, 480, 534, 552, 634, 690, 712, 736, 890, 920, 951, 1068, 1104, 1268, 1335, 1380, 1424, 1585, 1780, 1840, 1902, 2047, 2136, 2208, 2536, 2670, 2760, 2848, 3170, 3560, 3680, 3804, 4094, 4272, 4755, 5072, 5340, 5520, 6141, 6340, 7120, 7291, 7608, 8188, 8544, 9510, 10144, 10235, 10680, 11040, 12282, 12680, 14240, 14582, 15216, 16376, 19020, 20470, 21360, 21873, 24564, 25360, 28213, 29164, 30432, 30705, 32752, 36455, 38040, 40940, 42720, 43746, 49128, 50720, 56426, 58328, 61410, 65504, 72910, 76080, 81880, 84639, 87492, 98256, 109365, 112852, 116656, 122820, 141065, 145820, 152160, 163760, 169278, 174984, 196512, 218730, 225704, 233312, 245640, 282130, 291640, 327520, 338556, 349968, 423195, 437460, 451408, 491280, 564260, 583280, 648899, 677112, 699936, 846390, 874920, 902816, 982560, 1128520, 1166560, 1297798, 1354224, 1692780, 1749840, 1946697, 2257040, 2595596, 2708448, 3244495, 3385560, 3499680, 3893394, 4514080, 5191192, 6488990, 6771120, 7786788, 9733485, 10382384, 12977980, 13542240, 15573576, 19466970, 20764768, 25955960, 31147152, 38933940, 51911920, 62294304, 77867880, 103823840, 155735760, 311471520]

約数ペア:

[(1, 311471520), (2, 155735760), (3, 103823840), (4, 77867880), (5, 62294304), (6, 51911920), (8, 38933940), (10, 31147152), (12, 25955960), (15, 20764768), (16, 19466970), (20, 15573576), (23, 13542240), (24, 12977980), (30, 10382384), (32, 9733485), (40, 7786788), (46, 6771120), (48, 6488990), (60, 5191192), (69, 4514080), (80, 3893394), (89, 3499680), (92, 3385560), (96, 3244495), (115, 2708448), (120, 2595596), (138, 2257040), (160, 1946697), (178, 1749840), (184, 1692780), (230, 1354224), (240, 1297798), (267, 1166560), (276, 1128520), (317, 982560), (345, 902816), (356, 874920), (368, 846390), (445, 699936), (460, 677112), (480, 648899), (534, 583280), (552, 564260), (634, 491280), (690, 451408), (712, 437460), (736, 423195), (890, 349968), (920, 338556), (951, 327520), (1068, 291640), (1104, 282130), (1268, 245640), (1335, 233312), (1380, 225704), (1424, 218730), (1585, 196512), (1780, 174984), (1840, 169278), (1902, 163760), (2047, 152160), (2136, 145820), (2208, 141065), (2536, 122820), (2670, 116656), (2760, 112852), (2848, 109365), (3170, 98256), (3560, 87492), (3680, 84639), (3804, 81880), (4094, 76080), (4272, 72910), (4755, 65504), (5072, 61410), (5340, 58328), (5520, 56426), (6141, 50720), (6340, 49128), (7120, 43746), (7291, 42720), (7608, 40940), (8188, 38040), (8544, 36455), (9510, 32752), (10144, 30705), (10235, 30432), (10680, 29164), (11040, 28213), (12282, 25360), (12680, 24564), (14240, 21873), (14582, 21360), (15216, 20470), (16376, 19020)]