79996800

素因数分解:

$2^7\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{641}}^1$

素因数の和:681

約数の個数: 192

約数和(自身を含む): 284200560

約数和(自身を除く): 204203760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 32, 39, 40, 48, 50, 52, 60, 64, 65, 75, 78, 80, 96, 100, 104, 120, 128, 130, 150, 156, 160, 192, 195, 200, 208, 240, 260, 300, 312, 320, 325, 384, 390, 400, 416, 480, 520, 600, 624, 640, 641, 650, 780, 800, 832, 960, 975, 1040, 1200, 1248, 1282, 1300, 1560, 1600, 1664, 1920, 1923, 1950, 2080, 2400, 2496, 2564, 2600, 3120, 3200, 3205, 3846, 3900, 4160, 4800, 4992, 5128, 5200, 6240, 6410, 7692, 7800, 8320, 8333, 9600, 9615, 10256, 10400, 12480, 12820, 15384, 15600, 16025, 16666, 19230, 20512, 20800, 24960, 24999, 25640, 30768, 31200, 32050, 33332, 38460, 41024, 41600, 41665, 48075, 49998, 51280, 61536, 62400, 64100, 66664, 76920, 82048, 83330, 96150, 99996, 102560, 123072, 124800, 124995, 128200, 133328, 153840, 166660, 192300, 199992, 205120, 208325, 246144, 249990, 256400, 266656, 307680, 333320, 384600, 399984, 410240, 416650, 499980, 512800, 533312, 615360, 624975, 666640, 769200, 799968, 833300, 999960, 1025600, 1066624, 1230720, 1249950, 1333280, 1538400, 1599936, 1666600, 1999920, 2051200, 2499900, 2666560, 3076800, 3199872, 3333200, 3999840, 4999800, 5333120, 6153600, 6666400, 7999680, 9999600, 13332800, 15999360, 19999200, 26665600, 39998400, 79996800]

約数ペア:

[(1, 79996800), (2, 39998400), (3, 26665600), (4, 19999200), (5, 15999360), (6, 13332800), (8, 9999600), (10, 7999680), (12, 6666400), (13, 6153600), (15, 5333120), (16, 4999800), (20, 3999840), (24, 3333200), (25, 3199872), (26, 3076800), (30, 2666560), (32, 2499900), (39, 2051200), (40, 1999920), (48, 1666600), (50, 1599936), (52, 1538400), (60, 1333280), (64, 1249950), (65, 1230720), (75, 1066624), (78, 1025600), (80, 999960), (96, 833300), (100, 799968), (104, 769200), (120, 666640), (128, 624975), (130, 615360), (150, 533312), (156, 512800), (160, 499980), (192, 416650), (195, 410240), (200, 399984), (208, 384600), (240, 333320), (260, 307680), (300, 266656), (312, 256400), (320, 249990), (325, 246144), (384, 208325), (390, 205120), (400, 199992), (416, 192300), (480, 166660), (520, 153840), (600, 133328), (624, 128200), (640, 124995), (641, 124800), (650, 123072), (780, 102560), (800, 99996), (832, 96150), (960, 83330), (975, 82048), (1040, 76920), (1200, 66664), (1248, 64100), (1282, 62400), (1300, 61536), (1560, 51280), (1600, 49998), (1664, 48075), (1920, 41665), (1923, 41600), (1950, 41024), (2080, 38460), (2400, 33332), (2496, 32050), (2564, 31200), (2600, 30768), (3120, 25640), (3200, 24999), (3205, 24960), (3846, 20800), (3900, 20512), (4160, 19230), (4800, 16666), (4992, 16025), (5128, 15600), (5200, 15384), (6240, 12820), (6410, 12480), (7692, 10400), (7800, 10256), (8320, 9615), (8333, 9600)]