81220776

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37189}}^1$

素因数の和:37218

約数の個数: 64

約数和(自身を含む): 249916800

約数和(自身を除く): 168696024

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 273, 312, 364, 546, 728, 1092, 2184, 37189, 74378, 111567, 148756, 223134, 260323, 297512, 446268, 483457, 520646, 780969, 892536, 966914, 1041292, 1450371, 1561938, 1933828, 2082584, 2900742, 3123876, 3384199, 3867656, 5801484, 6247752, 6768398, 10152597, 11602968, 13536796, 20305194, 27073592, 40610388, 81220776]

約数ペア:

[(1, 81220776), (2, 40610388), (3, 27073592), (4, 20305194), (6, 13536796), (7, 11602968), (8, 10152597), (12, 6768398), (13, 6247752), (14, 5801484), (21, 3867656), (24, 3384199), (26, 3123876), (28, 2900742), (39, 2082584), (42, 1933828), (52, 1561938), (56, 1450371), (78, 1041292), (84, 966914), (91, 892536), (104, 780969), (156, 520646), (168, 483457), (182, 446268), (273, 297512), (312, 260323), (364, 223134), (546, 148756), (728, 111567), (1092, 74378), (2184, 37189)]