128880466

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{379}}^1$

素因数の和:475

約数の個数: 64

約数和(自身を含む): 241315200

約数和(自身を除く): 112434734

約数列:

[1, 2, 11, 13, 22, 26, 29, 41, 58, 82, 143, 286, 319, 377, 379, 451, 533, 638, 754, 758, 902, 1066, 1189, 2378, 4147, 4169, 4927, 5863, 8294, 8338, 9854, 10991, 11726, 13079, 15457, 15539, 21982, 26158, 30914, 31078, 54197, 108394, 120901, 142883, 170027, 170929, 202007, 241802, 285766, 340054, 341858, 404014, 450631, 901262, 1571713, 2222077, 3143426, 4444154, 4956941, 5858203, 9913882, 11716406, 64440233, 128880466]

約数ペア:

[(1, 128880466), (2, 64440233), (11, 11716406), (13, 9913882), (22, 5858203), (26, 4956941), (29, 4444154), (41, 3143426), (58, 2222077), (82, 1571713), (143, 901262), (286, 450631), (319, 404014), (377, 341858), (379, 340054), (451, 285766), (533, 241802), (638, 202007), (754, 170929), (758, 170027), (902, 142883), (1066, 120901), (1189, 108394), (2378, 54197), (4147, 31078), (4169, 30914), (4927, 26158), (5863, 21982), (8294, 15539), (8338, 15457), (9854, 13079), (10991, 11726)]