31356480

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{367}}^1$

素因数の和:476

約数の個数: 112

約数和(自身を含む): 100949760

約数和(自身を除く): 69593280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 89, 96, 120, 160, 178, 192, 240, 267, 320, 356, 367, 445, 480, 534, 712, 734, 890, 960, 1068, 1101, 1335, 1424, 1468, 1780, 1835, 2136, 2202, 2670, 2848, 2936, 3560, 3670, 4272, 4404, 5340, 5505, 5696, 5872, 7120, 7340, 8544, 8808, 10680, 11010, 11744, 14240, 14680, 17088, 17616, 21360, 22020, 23488, 28480, 29360, 32663, 35232, 42720, 44040, 58720, 65326, 70464, 85440, 88080, 97989, 117440, 130652, 163315, 176160, 195978, 261304, 326630, 352320, 391956, 489945, 522608, 653260, 783912, 979890, 1045216, 1306520, 1567824, 1959780, 2090432, 2613040, 3135648, 3919560, 5226080, 6271296, 7839120, 10452160, 15678240, 31356480]

約数ペア:

[(1, 31356480), (2, 15678240), (3, 10452160), (4, 7839120), (5, 6271296), (6, 5226080), (8, 3919560), (10, 3135648), (12, 2613040), (15, 2090432), (16, 1959780), (20, 1567824), (24, 1306520), (30, 1045216), (32, 979890), (40, 783912), (48, 653260), (60, 522608), (64, 489945), (80, 391956), (89, 352320), (96, 326630), (120, 261304), (160, 195978), (178, 176160), (192, 163315), (240, 130652), (267, 117440), (320, 97989), (356, 88080), (367, 85440), (445, 70464), (480, 65326), (534, 58720), (712, 44040), (734, 42720), (890, 35232), (960, 32663), (1068, 29360), (1101, 28480), (1335, 23488), (1424, 22020), (1468, 21360), (1780, 17616), (1835, 17088), (2136, 14680), (2202, 14240), (2670, 11744), (2848, 11010), (2936, 10680), (3560, 8808), (3670, 8544), (4272, 7340), (4404, 7120), (5340, 5872), (5505, 5696)]