397512960

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7963}}^1$

素因数の和:8000

約数の個数: 144

約数和(自身を含む): 1367386944

約数和(自身を除く): 969873984

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, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 768, 780, 832, 960, 1040, 1248, 1280, 1560, 1664, 1920, 2080, 2496, 3120, 3328, 3840, 4160, 4992, 6240, 7963, 8320, 9984, 12480, 15926, 16640, 23889, 24960, 31852, 39815, 47778, 49920, 63704, 79630, 95556, 103519, 119445, 127408, 159260, 191112, 207038, 238890, 254816, 310557, 318520, 382224, 414076, 477780, 509632, 517595, 621114, 637040, 764448, 828152, 955560, 1019264, 1035190, 1242228, 1274080, 1528896, 1552785, 1656304, 1911120, 2038528, 2070380, 2484456, 2548160, 3057792, 3105570, 3312608, 3822240, 4140760, 4968912, 5096320, 6115584, 6211140, 6625216, 7644480, 8281520, 9937824, 10192640, 12422280, 13250432, 15288960, 16563040, 19875648, 24844560, 26500864, 30577920, 33126080, 39751296, 49689120, 66252160, 79502592, 99378240, 132504320, 198756480, 397512960]

約数ペア:

[(1, 397512960), (2, 198756480), (3, 132504320), (4, 99378240), (5, 79502592), (6, 66252160), (8, 49689120), (10, 39751296), (12, 33126080), (13, 30577920), (15, 26500864), (16, 24844560), (20, 19875648), (24, 16563040), (26, 15288960), (30, 13250432), (32, 12422280), (39, 10192640), (40, 9937824), (48, 8281520), (52, 7644480), (60, 6625216), (64, 6211140), (65, 6115584), (78, 5096320), (80, 4968912), (96, 4140760), (104, 3822240), (120, 3312608), (128, 3105570), (130, 3057792), (156, 2548160), (160, 2484456), (192, 2070380), (195, 2038528), (208, 1911120), (240, 1656304), (256, 1552785), (260, 1528896), (312, 1274080), (320, 1242228), (384, 1035190), (390, 1019264), (416, 955560), (480, 828152), (520, 764448), (624, 637040), (640, 621114), (768, 517595), (780, 509632), (832, 477780), (960, 414076), (1040, 382224), (1248, 318520), (1280, 310557), (1560, 254816), (1664, 238890), (1920, 207038), (2080, 191112), (2496, 159260), (3120, 127408), (3328, 119445), (3840, 103519), (4160, 95556), (4992, 79630), (6240, 63704), (7963, 49920), (8320, 47778), (9984, 39815), (12480, 31852), (15926, 24960), (16640, 23889)]