9999600

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{641}}^1$

素因数の和:675

約数の個数: 120

約数和(自身を含む): 34549872

約数和(自身を除く): 24550272

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 39, 40, 48, 50, 52, 60, 65, 75, 78, 80, 100, 104, 120, 130, 150, 156, 195, 200, 208, 240, 260, 300, 312, 325, 390, 400, 520, 600, 624, 641, 650, 780, 975, 1040, 1200, 1282, 1300, 1560, 1923, 1950, 2564, 2600, 3120, 3205, 3846, 3900, 5128, 5200, 6410, 7692, 7800, 8333, 9615, 10256, 12820, 15384, 15600, 16025, 16666, 19230, 24999, 25640, 30768, 32050, 33332, 38460, 41665, 48075, 49998, 51280, 64100, 66664, 76920, 83330, 96150, 99996, 124995, 128200, 133328, 153840, 166660, 192300, 199992, 208325, 249990, 256400, 333320, 384600, 399984, 416650, 499980, 624975, 666640, 769200, 833300, 999960, 1249950, 1666600, 1999920, 2499900, 3333200, 4999800, 9999600]

約数ペア:

[(1, 9999600), (2, 4999800), (3, 3333200), (4, 2499900), (5, 1999920), (6, 1666600), (8, 1249950), (10, 999960), (12, 833300), (13, 769200), (15, 666640), (16, 624975), (20, 499980), (24, 416650), (25, 399984), (26, 384600), (30, 333320), (39, 256400), (40, 249990), (48, 208325), (50, 199992), (52, 192300), (60, 166660), (65, 153840), (75, 133328), (78, 128200), (80, 124995), (100, 99996), (104, 96150), (120, 83330), (130, 76920), (150, 66664), (156, 64100), (195, 51280), (200, 49998), (208, 48075), (240, 41665), (260, 38460), (300, 33332), (312, 32050), (325, 30768), (390, 25640), (400, 24999), (520, 19230), (600, 16666), (624, 16025), (641, 15600), (650, 15384), (780, 12820), (975, 10256), (1040, 9615), (1200, 8333), (1282, 7800), (1300, 7692), (1560, 6410), (1923, 5200), (1950, 5128), (2564, 3900), (2600, 3846), (3120, 3205)]