128838924

素因数分解:

$2^2\times 3^4\times {\mathrm{19}}^1\times {\mathrm{20929}}^1$

素因数の和:20964

約数の個数: 60

約数和(自身を含む): 354554200

約数和(自身を除く): 225715276

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 114, 162, 171, 228, 324, 342, 513, 684, 1026, 1539, 2052, 3078, 6156, 20929, 41858, 62787, 83716, 125574, 188361, 251148, 376722, 397651, 565083, 753444, 795302, 1130166, 1192953, 1590604, 1695249, 2260332, 2385906, 3390498, 3578859, 4771812, 6780996, 7157718, 10736577, 14315436, 21473154, 32209731, 42946308, 64419462, 128838924]

約数ペア:

[(1, 128838924), (2, 64419462), (3, 42946308), (4, 32209731), (6, 21473154), (9, 14315436), (12, 10736577), (18, 7157718), (19, 6780996), (27, 4771812), (36, 3578859), (38, 3390498), (54, 2385906), (57, 2260332), (76, 1695249), (81, 1590604), (108, 1192953), (114, 1130166), (162, 795302), (171, 753444), (228, 565083), (324, 397651), (342, 376722), (513, 251148), (684, 188361), (1026, 125574), (1539, 83716), (2052, 62787), (3078, 41858), (6156, 20929)]