321678240

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51551}}^1$

素因数の和:51582

約数の個数: 96

約数和(自身を含む): 1091252736

約数和(自身を除く): 769574496

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 195, 208, 240, 260, 312, 390, 416, 480, 520, 624, 780, 1040, 1248, 1560, 2080, 3120, 6240, 51551, 103102, 154653, 206204, 257755, 309306, 412408, 515510, 618612, 670163, 773265, 824816, 1031020, 1237224, 1340326, 1546530, 1649632, 2010489, 2062040, 2474448, 2680652, 3093060, 3350815, 4020978, 4124080, 4948896, 5361304, 6186120, 6701630, 8041956, 8248160, 10052445, 10722608, 12372240, 13403260, 16083912, 20104890, 21445216, 24744480, 26806520, 32167824, 40209780, 53613040, 64335648, 80419560, 107226080, 160839120, 321678240]

約数ペア:

[(1, 321678240), (2, 160839120), (3, 107226080), (4, 80419560), (5, 64335648), (6, 53613040), (8, 40209780), (10, 32167824), (12, 26806520), (13, 24744480), (15, 21445216), (16, 20104890), (20, 16083912), (24, 13403260), (26, 12372240), (30, 10722608), (32, 10052445), (39, 8248160), (40, 8041956), (48, 6701630), (52, 6186120), (60, 5361304), (65, 4948896), (78, 4124080), (80, 4020978), (96, 3350815), (104, 3093060), (120, 2680652), (130, 2474448), (156, 2062040), (160, 2010489), (195, 1649632), (208, 1546530), (240, 1340326), (260, 1237224), (312, 1031020), (390, 824816), (416, 773265), (480, 670163), (520, 618612), (624, 515510), (780, 412408), (1040, 309306), (1248, 257755), (1560, 206204), (2080, 154653), (3120, 103102), (6240, 51551)]