256856702982

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1223}}^1\times {\mathrm{44819}}^1$

素因数の和:46129

約数の個数: 64

約数和(自身を含む): 568785162240

約数和(自身を除く): 311928459258

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 71, 142, 213, 426, 781, 1223, 1562, 2343, 2446, 3669, 4686, 7338, 13453, 26906, 40359, 44819, 80718, 86833, 89638, 134457, 173666, 260499, 268914, 493009, 520998, 955163, 986018, 1479027, 1910326, 2865489, 2958054, 3182149, 5730978, 6364298, 9546447, 19092894, 35003639, 54813637, 70007278, 105010917, 109627274, 164440911, 210021834, 328881822, 602950007, 1205900014, 1808850021, 3617700042, 3891768227, 7783536454, 11675304681, 23350609362, 42809450497, 85618900994, 128428351491, 256856702982]

約数ペア:

[(1, 256856702982), (2, 128428351491), (3, 85618900994), (6, 42809450497), (11, 23350609362), (22, 11675304681), (33, 7783536454), (66, 3891768227), (71, 3617700042), (142, 1808850021), (213, 1205900014), (426, 602950007), (781, 328881822), (1223, 210021834), (1562, 164440911), (2343, 109627274), (2446, 105010917), (3669, 70007278), (4686, 54813637), (7338, 35003639), (13453, 19092894), (26906, 9546447), (40359, 6364298), (44819, 5730978), (80718, 3182149), (86833, 2958054), (89638, 2865489), (134457, 1910326), (173666, 1479027), (260499, 986018), (268914, 955163), (493009, 520998)]