390798520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{8669}}^1$

素因数の和:8717

約数の個数: 96

約数和(自身を含む): 1067450400

約数和(自身を除く): 676651880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 49, 56, 70, 92, 98, 115, 140, 161, 184, 196, 230, 245, 280, 322, 392, 460, 490, 644, 805, 920, 980, 1127, 1288, 1610, 1960, 2254, 3220, 4508, 5635, 6440, 8669, 9016, 11270, 17338, 22540, 34676, 43345, 45080, 60683, 69352, 86690, 121366, 173380, 199387, 242732, 303415, 346760, 398774, 424781, 485464, 606830, 797548, 849562, 996935, 1213660, 1395709, 1595096, 1699124, 1993870, 2123905, 2427320, 2791418, 3398248, 3987740, 4247810, 5582836, 6978545, 7975480, 8495620, 9769963, 11165672, 13957090, 16991240, 19539926, 27914180, 39079852, 48849815, 55828360, 78159704, 97699630, 195399260, 390798520]

約数ペア:

[(1, 390798520), (2, 195399260), (4, 97699630), (5, 78159704), (7, 55828360), (8, 48849815), (10, 39079852), (14, 27914180), (20, 19539926), (23, 16991240), (28, 13957090), (35, 11165672), (40, 9769963), (46, 8495620), (49, 7975480), (56, 6978545), (70, 5582836), (92, 4247810), (98, 3987740), (115, 3398248), (140, 2791418), (161, 2427320), (184, 2123905), (196, 1993870), (230, 1699124), (245, 1595096), (280, 1395709), (322, 1213660), (392, 996935), (460, 849562), (490, 797548), (644, 606830), (805, 485464), (920, 424781), (980, 398774), (1127, 346760), (1288, 303415), (1610, 242732), (1960, 199387), (2254, 173380), (3220, 121366), (4508, 86690), (5635, 69352), (6440, 60683), (8669, 45080), (9016, 43345), (11270, 34676), (17338, 22540)]