128443952

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4643}}^1$

素因数の和:4690

約数の個数: 80

約数和(自身を含む): 322479360

約数和(自身を除く): 194035408

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 38, 52, 56, 76, 91, 104, 112, 133, 152, 182, 208, 247, 266, 304, 364, 494, 532, 728, 988, 1064, 1456, 1729, 1976, 2128, 3458, 3952, 4643, 6916, 9286, 13832, 18572, 27664, 32501, 37144, 60359, 65002, 74288, 88217, 120718, 130004, 176434, 241436, 260008, 352868, 422513, 482872, 520016, 617519, 705736, 845026, 965744, 1146821, 1235038, 1411472, 1690052, 2293642, 2470076, 3380104, 4587284, 4940152, 6760208, 8027747, 9174568, 9880304, 16055494, 18349136, 32110988, 64221976, 128443952]

約数ペア:

[(1, 128443952), (2, 64221976), (4, 32110988), (7, 18349136), (8, 16055494), (13, 9880304), (14, 9174568), (16, 8027747), (19, 6760208), (26, 4940152), (28, 4587284), (38, 3380104), (52, 2470076), (56, 2293642), (76, 1690052), (91, 1411472), (104, 1235038), (112, 1146821), (133, 965744), (152, 845026), (182, 705736), (208, 617519), (247, 520016), (266, 482872), (304, 422513), (364, 352868), (494, 260008), (532, 241436), (728, 176434), (988, 130004), (1064, 120718), (1456, 88217), (1729, 74288), (1976, 65002), (2128, 60359), (3458, 37144), (3952, 32501), (4643, 27664), (6916, 18572), (9286, 13832)]