67723880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{317}}^1$

素因数の和:451

約数の個数: 96

約数和(自身を含む): 179447400

約数和(自身を除く): 111723520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 109, 140, 196, 218, 245, 280, 317, 392, 436, 490, 545, 634, 763, 872, 980, 1090, 1268, 1526, 1585, 1960, 2180, 2219, 2536, 3052, 3170, 3815, 4360, 4438, 5341, 6104, 6340, 7630, 8876, 10682, 11095, 12680, 15260, 15533, 17752, 21364, 22190, 26705, 30520, 31066, 34553, 42728, 44380, 53410, 62132, 69106, 77665, 88760, 106820, 124264, 138212, 155330, 172765, 213640, 241871, 276424, 310660, 345530, 483742, 621320, 691060, 967484, 1209355, 1382120, 1693097, 1934968, 2418710, 3386194, 4837420, 6772388, 8465485, 9674840, 13544776, 16930970, 33861940, 67723880]

約数ペア:

[(1, 67723880), (2, 33861940), (4, 16930970), (5, 13544776), (7, 9674840), (8, 8465485), (10, 6772388), (14, 4837420), (20, 3386194), (28, 2418710), (35, 1934968), (40, 1693097), (49, 1382120), (56, 1209355), (70, 967484), (98, 691060), (109, 621320), (140, 483742), (196, 345530), (218, 310660), (245, 276424), (280, 241871), (317, 213640), (392, 172765), (436, 155330), (490, 138212), (545, 124264), (634, 106820), (763, 88760), (872, 77665), (980, 69106), (1090, 62132), (1268, 53410), (1526, 44380), (1585, 42728), (1960, 34553), (2180, 31066), (2219, 30520), (2536, 26705), (3052, 22190), (3170, 21364), (3815, 17752), (4360, 15533), (4438, 15260), (5341, 12680), (6104, 11095), (6340, 10682), (7630, 8876)]