12281880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7873}}^1$

素因数の和:7900

約数の個数: 64

約数和(自身を含む): 39684960

約数和(自身を除く): 27403080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 7873, 15746, 23619, 31492, 39365, 47238, 62984, 78730, 94476, 102349, 118095, 157460, 188952, 204698, 236190, 307047, 314920, 409396, 472380, 511745, 614094, 818792, 944760, 1023490, 1228188, 1535235, 2046980, 2456376, 3070470, 4093960, 6140940, 12281880]

約数ペア:

[(1, 12281880), (2, 6140940), (3, 4093960), (4, 3070470), (5, 2456376), (6, 2046980), (8, 1535235), (10, 1228188), (12, 1023490), (13, 944760), (15, 818792), (20, 614094), (24, 511745), (26, 472380), (30, 409396), (39, 314920), (40, 307047), (52, 236190), (60, 204698), (65, 188952), (78, 157460), (104, 118095), (120, 102349), (130, 94476), (156, 78730), (195, 62984), (260, 47238), (312, 39365), (390, 31492), (520, 23619), (780, 15746), (1560, 7873)]