128328876

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{7411}}^1$

素因数の和:7471

約数の個数: 72

約数和(自身を含む): 358829744

約数和(自身を除く): 230500868

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 37, 39, 52, 74, 78, 111, 117, 148, 156, 222, 234, 333, 444, 468, 481, 666, 962, 1332, 1443, 1924, 2886, 4329, 5772, 7411, 8658, 14822, 17316, 22233, 29644, 44466, 66699, 88932, 96343, 133398, 192686, 266796, 274207, 289029, 385372, 548414, 578058, 822621, 867087, 1096828, 1156116, 1645242, 1734174, 2467863, 3290484, 3468348, 3564691, 4935726, 7129382, 9871452, 10694073, 14258764, 21388146, 32082219, 42776292, 64164438, 128328876]

約数ペア:

[(1, 128328876), (2, 64164438), (3, 42776292), (4, 32082219), (6, 21388146), (9, 14258764), (12, 10694073), (13, 9871452), (18, 7129382), (26, 4935726), (36, 3564691), (37, 3468348), (39, 3290484), (52, 2467863), (74, 1734174), (78, 1645242), (111, 1156116), (117, 1096828), (148, 867087), (156, 822621), (222, 578058), (234, 548414), (333, 385372), (444, 289029), (468, 274207), (481, 266796), (666, 192686), (962, 133398), (1332, 96343), (1443, 88932), (1924, 66699), (2886, 44466), (4329, 29644), (5772, 22233), (7411, 17316), (8658, 14822)]