1781988000

素因数分解:

$2^5\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{11423}}^1$

素因数の和:11464

約数の個数: 192

約数和(自身を含む): 6287404032

約数和(自身を除く): 4505416032

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, 65, 75, 78, 80, 96, 100, 104, 120, 125, 130, 150, 156, 160, 195, 200, 208, 240, 250, 260, 300, 312, 325, 375, 390, 400, 416, 480, 500, 520, 600, 624, 650, 750, 780, 800, 975, 1000, 1040, 1200, 1248, 1300, 1500, 1560, 1625, 1950, 2000, 2080, 2400, 2600, 3000, 3120, 3250, 3900, 4000, 4875, 5200, 6000, 6240, 6500, 7800, 9750, 10400, 11423, 12000, 13000, 15600, 19500, 22846, 26000, 31200, 34269, 39000, 45692, 52000, 57115, 68538, 78000, 91384, 114230, 137076, 148499, 156000, 171345, 182768, 228460, 274152, 285575, 296998, 342690, 365536, 445497, 456920, 548304, 571150, 593996, 685380, 742495, 856725, 890994, 913840, 1096608, 1142300, 1187992, 1370760, 1427875, 1484990, 1713450, 1781988, 1827680, 2227485, 2284600, 2375984, 2741520, 2855750, 2969980, 3426900, 3563976, 3712475, 4283625, 4454970, 4569200, 4751968, 5483040, 5711500, 5939960, 6853800, 7127952, 7424950, 8567250, 8909940, 9138400, 11137425, 11423000, 11879920, 13707600, 14255904, 14849900, 17134500, 17819880, 18562375, 22274850, 22846000, 23759840, 27415200, 29699800, 34269000, 35639760, 37124750, 44549700, 45692000, 55687125, 59399600, 68538000, 71279520, 74249500, 89099400, 111374250, 118799200, 137076000, 148499000, 178198800, 222748500, 296998000, 356397600, 445497000, 593996000, 890994000, 1781988000]

約数ペア:

[(1, 1781988000), (2, 890994000), (3, 593996000), (4, 445497000), (5, 356397600), (6, 296998000), (8, 222748500), (10, 178198800), (12, 148499000), (13, 137076000), (15, 118799200), (16, 111374250), (20, 89099400), (24, 74249500), (25, 71279520), (26, 68538000), (30, 59399600), (32, 55687125), (39, 45692000), (40, 44549700), (48, 37124750), (50, 35639760), (52, 34269000), (60, 29699800), (65, 27415200), (75, 23759840), (78, 22846000), (80, 22274850), (96, 18562375), (100, 17819880), (104, 17134500), (120, 14849900), (125, 14255904), (130, 13707600), (150, 11879920), (156, 11423000), (160, 11137425), (195, 9138400), (200, 8909940), (208, 8567250), (240, 7424950), (250, 7127952), (260, 6853800), (300, 5939960), (312, 5711500), (325, 5483040), (375, 4751968), (390, 4569200), (400, 4454970), (416, 4283625), (480, 3712475), (500, 3563976), (520, 3426900), (600, 2969980), (624, 2855750), (650, 2741520), (750, 2375984), (780, 2284600), (800, 2227485), (975, 1827680), (1000, 1781988), (1040, 1713450), (1200, 1484990), (1248, 1427875), (1300, 1370760), (1500, 1187992), (1560, 1142300), (1625, 1096608), (1950, 913840), (2000, 890994), (2080, 856725), (2400, 742495), (2600, 685380), (3000, 593996), (3120, 571150), (3250, 548304), (3900, 456920), (4000, 445497), (4875, 365536), (5200, 342690), (6000, 296998), (6240, 285575), (6500, 274152), (7800, 228460), (9750, 182768), (10400, 171345), (11423, 156000), (12000, 148499), (13000, 137076), (15600, 114230), (19500, 91384), (22846, 78000), (26000, 68538), (31200, 57115), (34269, 52000), (39000, 45692)]