256442186

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{631}}^1$

素因数の和:700

約数の個数: 96

約数和(自身を含む): 544682880

約数和(自身を除く): 288240694

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 29, 49, 58, 77, 91, 98, 143, 154, 182, 203, 286, 319, 377, 406, 539, 631, 637, 638, 754, 1001, 1078, 1262, 1274, 1421, 2002, 2233, 2639, 2842, 4147, 4417, 4466, 5278, 6941, 7007, 8203, 8294, 8834, 13882, 14014, 15631, 16406, 18299, 18473, 29029, 30919, 31262, 36598, 36946, 48587, 57421, 58058, 61838, 90233, 97174, 114842, 128093, 180466, 201289, 203203, 237887, 256186, 340109, 401947, 402578, 406406, 475774, 631631, 680218, 803894, 896651, 1263262, 1409023, 1665209, 1793302, 2616757, 2818046, 3330418, 4421417, 5233514, 8842834, 9863161, 11656463, 18317299, 19726322, 23312926, 36634598, 128221093, 256442186]

約数ペア:

[(1, 256442186), (2, 128221093), (7, 36634598), (11, 23312926), (13, 19726322), (14, 18317299), (22, 11656463), (26, 9863161), (29, 8842834), (49, 5233514), (58, 4421417), (77, 3330418), (91, 2818046), (98, 2616757), (143, 1793302), (154, 1665209), (182, 1409023), (203, 1263262), (286, 896651), (319, 803894), (377, 680218), (406, 631631), (539, 475774), (631, 406406), (637, 402578), (638, 401947), (754, 340109), (1001, 256186), (1078, 237887), (1262, 203203), (1274, 201289), (1421, 180466), (2002, 128093), (2233, 114842), (2639, 97174), (2842, 90233), (4147, 61838), (4417, 58058), (4466, 57421), (5278, 48587), (6941, 36946), (7007, 36598), (8203, 31262), (8294, 30919), (8834, 29029), (13882, 18473), (14014, 18299), (15631, 16406)]