245646520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{16553}}^1$

素因数の和:16624

約数の個数: 64

約数和(自身を含む): 643619520

約数和(自身を除く): 397973000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 371, 424, 530, 742, 1060, 1484, 1855, 2120, 2968, 3710, 7420, 14840, 16553, 33106, 66212, 82765, 115871, 132424, 165530, 231742, 331060, 463484, 579355, 662120, 877309, 926968, 1158710, 1754618, 2317420, 3509236, 4386545, 4634840, 6141163, 7018472, 8773090, 12282326, 17546180, 24564652, 30705815, 35092360, 49129304, 61411630, 122823260, 245646520]

約数ペア:

[(1, 245646520), (2, 122823260), (4, 61411630), (5, 49129304), (7, 35092360), (8, 30705815), (10, 24564652), (14, 17546180), (20, 12282326), (28, 8773090), (35, 7018472), (40, 6141163), (53, 4634840), (56, 4386545), (70, 3509236), (106, 2317420), (140, 1754618), (212, 1158710), (265, 926968), (280, 877309), (371, 662120), (424, 579355), (530, 463484), (742, 331060), (1060, 231742), (1484, 165530), (1855, 132424), (2120, 115871), (2968, 82765), (3710, 66212), (7420, 33106), (14840, 16553)]