398697000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{10223}}^1$

素因数の和:10260

約数の個数: 128

約数和(自身を含む): 1339752960

約数和(自身を除く): 941055960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 50, 52, 60, 65, 75, 78, 100, 104, 120, 125, 130, 150, 156, 195, 200, 250, 260, 300, 312, 325, 375, 390, 500, 520, 600, 650, 750, 780, 975, 1000, 1300, 1500, 1560, 1625, 1950, 2600, 3000, 3250, 3900, 4875, 6500, 7800, 9750, 10223, 13000, 19500, 20446, 30669, 39000, 40892, 51115, 61338, 81784, 102230, 122676, 132899, 153345, 204460, 245352, 255575, 265798, 306690, 398697, 408920, 511150, 531596, 613380, 664495, 766725, 797394, 1022300, 1063192, 1226760, 1277875, 1328990, 1533450, 1594788, 1993485, 2044600, 2555750, 2657980, 3066900, 3189576, 3322475, 3833625, 3986970, 5111500, 5315960, 6133800, 6644950, 7667250, 7973940, 9967425, 10223000, 13289900, 15334500, 15947880, 16612375, 19934850, 26579800, 30669000, 33224750, 39869700, 49837125, 66449500, 79739400, 99674250, 132899000, 199348500, 398697000]

約数ペア:

[(1, 398697000), (2, 199348500), (3, 132899000), (4, 99674250), (5, 79739400), (6, 66449500), (8, 49837125), (10, 39869700), (12, 33224750), (13, 30669000), (15, 26579800), (20, 19934850), (24, 16612375), (25, 15947880), (26, 15334500), (30, 13289900), (39, 10223000), (40, 9967425), (50, 7973940), (52, 7667250), (60, 6644950), (65, 6133800), (75, 5315960), (78, 5111500), (100, 3986970), (104, 3833625), (120, 3322475), (125, 3189576), (130, 3066900), (150, 2657980), (156, 2555750), (195, 2044600), (200, 1993485), (250, 1594788), (260, 1533450), (300, 1328990), (312, 1277875), (325, 1226760), (375, 1063192), (390, 1022300), (500, 797394), (520, 766725), (600, 664495), (650, 613380), (750, 531596), (780, 511150), (975, 408920), (1000, 398697), (1300, 306690), (1500, 265798), (1560, 255575), (1625, 245352), (1950, 204460), (2600, 153345), (3000, 132899), (3250, 122676), (3900, 102230), (4875, 81784), (6500, 61338), (7800, 51115), (9750, 40892), (10223, 39000), (13000, 30669), (19500, 20446)]