897000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1$

素因数の和:60

約数の個数: 128

約数和(自身を含む): 3144960

約数和(自身を除く): 2247960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 25, 26, 30, 39, 40, 46, 50, 52, 60, 65, 69, 75, 78, 92, 100, 104, 115, 120, 125, 130, 138, 150, 156, 184, 195, 200, 230, 250, 260, 276, 299, 300, 312, 325, 345, 375, 390, 460, 500, 520, 552, 575, 598, 600, 650, 690, 750, 780, 897, 920, 975, 1000, 1150, 1196, 1300, 1380, 1495, 1500, 1560, 1625, 1725, 1794, 1950, 2300, 2392, 2600, 2760, 2875, 2990, 3000, 3250, 3450, 3588, 3900, 4485, 4600, 4875, 5750, 5980, 6500, 6900, 7176, 7475, 7800, 8625, 8970, 9750, 11500, 11960, 13000, 13800, 14950, 17250, 17940, 19500, 22425, 23000, 29900, 34500, 35880, 37375, 39000, 44850, 59800, 69000, 74750, 89700, 112125, 149500, 179400, 224250, 299000, 448500, 897000]

約数ペア:

[(1, 897000), (2, 448500), (3, 299000), (4, 224250), (5, 179400), (6, 149500), (8, 112125), (10, 89700), (12, 74750), (13, 69000), (15, 59800), (20, 44850), (23, 39000), (24, 37375), (25, 35880), (26, 34500), (30, 29900), (39, 23000), (40, 22425), (46, 19500), (50, 17940), (52, 17250), (60, 14950), (65, 13800), (69, 13000), (75, 11960), (78, 11500), (92, 9750), (100, 8970), (104, 8625), (115, 7800), (120, 7475), (125, 7176), (130, 6900), (138, 6500), (150, 5980), (156, 5750), (184, 4875), (195, 4600), (200, 4485), (230, 3900), (250, 3588), (260, 3450), (276, 3250), (299, 3000), (300, 2990), (312, 2875), (325, 2760), (345, 2600), (375, 2392), (390, 2300), (460, 1950), (500, 1794), (520, 1725), (552, 1625), (575, 1560), (598, 1500), (600, 1495), (650, 1380), (690, 1300), (750, 1196), (780, 1150), (897, 1000), (920, 975)]