128212812

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{5591}}^1$

素因数の和:5628

約数の個数: 108

約数和(自身を含む): 406079856

約数和(自身を除く): 277867044

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 49, 52, 63, 78, 84, 91, 98, 117, 126, 147, 156, 182, 196, 234, 252, 273, 294, 364, 441, 468, 546, 588, 637, 819, 882, 1092, 1274, 1638, 1764, 1911, 2548, 3276, 3822, 5591, 5733, 7644, 11182, 11466, 16773, 22364, 22932, 33546, 39137, 50319, 67092, 72683, 78274, 100638, 117411, 145366, 156548, 201276, 218049, 234822, 273959, 290732, 352233, 436098, 469644, 508781, 547918, 654147, 704466, 821877, 872196, 1017562, 1095836, 1308294, 1408932, 1526343, 1643754, 2035124, 2465631, 2616588, 3052686, 3287508, 3561467, 4579029, 4931262, 6105372, 7122934, 9158058, 9862524, 10684401, 14245868, 18316116, 21368802, 32053203, 42737604, 64106406, 128212812]

約数ペア:

[(1, 128212812), (2, 64106406), (3, 42737604), (4, 32053203), (6, 21368802), (7, 18316116), (9, 14245868), (12, 10684401), (13, 9862524), (14, 9158058), (18, 7122934), (21, 6105372), (26, 4931262), (28, 4579029), (36, 3561467), (39, 3287508), (42, 3052686), (49, 2616588), (52, 2465631), (63, 2035124), (78, 1643754), (84, 1526343), (91, 1408932), (98, 1308294), (117, 1095836), (126, 1017562), (147, 872196), (156, 821877), (182, 704466), (196, 654147), (234, 547918), (252, 508781), (273, 469644), (294, 436098), (364, 352233), (441, 290732), (468, 273959), (546, 234822), (588, 218049), (637, 201276), (819, 156548), (882, 145366), (1092, 117411), (1274, 100638), (1638, 78274), (1764, 72683), (1911, 67092), (2548, 50319), (3276, 39137), (3822, 33546), (5591, 22932), (5733, 22364), (7644, 16773), (11182, 11466)]