898456720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{383}}^1$

素因数の和:533

約数の個数: 160

約数和(自身を含む): 2468413440

約数和(自身を除く): 1569956720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 59, 70, 71, 80, 112, 118, 140, 142, 236, 280, 284, 295, 355, 383, 413, 472, 497, 560, 568, 590, 710, 766, 826, 944, 994, 1136, 1180, 1420, 1532, 1652, 1915, 1988, 2065, 2360, 2485, 2681, 2840, 3064, 3304, 3830, 3976, 4130, 4189, 4720, 4970, 5362, 5680, 6128, 6608, 7660, 7952, 8260, 8378, 9940, 10724, 13405, 15320, 16520, 16756, 19880, 20945, 21448, 22597, 26810, 27193, 29323, 30640, 33040, 33512, 39760, 41890, 42896, 45194, 53620, 54386, 58646, 67024, 83780, 90388, 107240, 108772, 112985, 117292, 135965, 146615, 158179, 167560, 180776, 190351, 214480, 217544, 225970, 234584, 271930, 293230, 316358, 335120, 361552, 380702, 435088, 451940, 469168, 543860, 586460, 632716, 761404, 790895, 903880, 951755, 1087720, 1172920, 1265432, 1522808, 1581790, 1604387, 1807760, 1903510, 2175440, 2345840, 2530864, 3045616, 3163580, 3208774, 3807020, 6327160, 6417548, 7614040, 8021935, 11230709, 12654320, 12835096, 15228080, 16043870, 22461418, 25670192, 32087740, 44922836, 56153545, 64175480, 89845672, 112307090, 128350960, 179691344, 224614180, 449228360, 898456720]

約数ペア:

[(1, 898456720), (2, 449228360), (4, 224614180), (5, 179691344), (7, 128350960), (8, 112307090), (10, 89845672), (14, 64175480), (16, 56153545), (20, 44922836), (28, 32087740), (35, 25670192), (40, 22461418), (56, 16043870), (59, 15228080), (70, 12835096), (71, 12654320), (80, 11230709), (112, 8021935), (118, 7614040), (140, 6417548), (142, 6327160), (236, 3807020), (280, 3208774), (284, 3163580), (295, 3045616), (355, 2530864), (383, 2345840), (413, 2175440), (472, 1903510), (497, 1807760), (560, 1604387), (568, 1581790), (590, 1522808), (710, 1265432), (766, 1172920), (826, 1087720), (944, 951755), (994, 903880), (1136, 790895), (1180, 761404), (1420, 632716), (1532, 586460), (1652, 543860), (1915, 469168), (1988, 451940), (2065, 435088), (2360, 380702), (2485, 361552), (2681, 335120), (2840, 316358), (3064, 293230), (3304, 271930), (3830, 234584), (3976, 225970), (4130, 217544), (4189, 214480), (4720, 190351), (4970, 180776), (5362, 167560), (5680, 158179), (6128, 146615), (6608, 135965), (7660, 117292), (7952, 112985), (8260, 108772), (8378, 107240), (9940, 90388), (10724, 83780), (13405, 67024), (15320, 58646), (16520, 54386), (16756, 53620), (19880, 45194), (20945, 42896), (21448, 41890), (22597, 39760), (26810, 33512), (27193, 33040), (29323, 30640)]