256776000

素因数分解:

$2^6\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{823}}^1$

素因数の和:866

約数の個数: 224

約数和(自身を含む): 914204928

約数和(自身を除く): 657428928

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, 125, 130, 150, 156, 160, 192, 195, 200, 208, 240, 250, 260, 300, 312, 320, 325, 375, 390, 400, 416, 480, 500, 520, 600, 624, 650, 750, 780, 800, 823, 832, 960, 975, 1000, 1040, 1200, 1248, 1300, 1500, 1560, 1600, 1625, 1646, 1950, 2000, 2080, 2400, 2469, 2496, 2600, 3000, 3120, 3250, 3292, 3900, 4000, 4115, 4160, 4800, 4875, 4938, 5200, 6000, 6240, 6500, 6584, 7800, 8000, 8230, 9750, 9876, 10400, 10699, 12000, 12345, 12480, 13000, 13168, 15600, 16460, 19500, 19752, 20575, 20800, 21398, 24000, 24690, 26000, 26336, 31200, 32097, 32920, 39000, 39504, 41150, 42796, 49380, 52000, 52672, 53495, 61725, 62400, 64194, 65840, 78000, 79008, 82300, 85592, 98760, 102875, 104000, 106990, 123450, 128388, 131680, 156000, 158016, 160485, 164600, 171184, 197520, 205750, 213980, 246900, 256776, 263360, 267475, 308625, 312000, 320970, 329200, 342368, 395040, 411500, 427960, 493800, 513552, 534950, 617250, 641940, 658400, 684736, 790080, 802425, 823000, 855920, 987600, 1027104, 1069900, 1234500, 1283880, 1316800, 1337375, 1604850, 1646000, 1711840, 1975200, 2054208, 2139800, 2469000, 2567760, 2674750, 3209700, 3292000, 3423680, 3950400, 4012125, 4279600, 4938000, 5135520, 5349500, 6419400, 6584000, 8024250, 8559200, 9876000, 10271040, 10699000, 12838800, 16048500, 17118400, 19752000, 21398000, 25677600, 32097000, 42796000, 51355200, 64194000, 85592000, 128388000, 256776000]

約数ペア:

[(1, 256776000), (2, 128388000), (3, 85592000), (4, 64194000), (5, 51355200), (6, 42796000), (8, 32097000), (10, 25677600), (12, 21398000), (13, 19752000), (15, 17118400), (16, 16048500), (20, 12838800), (24, 10699000), (25, 10271040), (26, 9876000), (30, 8559200), (32, 8024250), (39, 6584000), (40, 6419400), (48, 5349500), (50, 5135520), (52, 4938000), (60, 4279600), (64, 4012125), (65, 3950400), (75, 3423680), (78, 3292000), (80, 3209700), (96, 2674750), (100, 2567760), (104, 2469000), (120, 2139800), (125, 2054208), (130, 1975200), (150, 1711840), (156, 1646000), (160, 1604850), (192, 1337375), (195, 1316800), (200, 1283880), (208, 1234500), (240, 1069900), (250, 1027104), (260, 987600), (300, 855920), (312, 823000), (320, 802425), (325, 790080), (375, 684736), (390, 658400), (400, 641940), (416, 617250), (480, 534950), (500, 513552), (520, 493800), (600, 427960), (624, 411500), (650, 395040), (750, 342368), (780, 329200), (800, 320970), (823, 312000), (832, 308625), (960, 267475), (975, 263360), (1000, 256776), (1040, 246900), (1200, 213980), (1248, 205750), (1300, 197520), (1500, 171184), (1560, 164600), (1600, 160485), (1625, 158016), (1646, 156000), (1950, 131680), (2000, 128388), (2080, 123450), (2400, 106990), (2469, 104000), (2496, 102875), (2600, 98760), (3000, 85592), (3120, 82300), (3250, 79008), (3292, 78000), (3900, 65840), (4000, 64194), (4115, 62400), (4160, 61725), (4800, 53495), (4875, 52672), (4938, 52000), (5200, 49380), (6000, 42796), (6240, 41150), (6500, 39504), (6584, 39000), (7800, 32920), (8000, 32097), (8230, 31200), (9750, 26336), (9876, 26000), (10400, 24690), (10699, 24000), (12000, 21398), (12345, 20800), (12480, 20575), (13000, 19752), (13168, 19500), (15600, 16460)]