31371480

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{211}}^1$

素因数の和:294

約数の個数: 192

約数和(自身を含む): 119059200

約数和(自身を除く): 87687720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 59, 60, 63, 70, 72, 84, 90, 105, 118, 120, 126, 140, 168, 177, 180, 210, 211, 236, 252, 280, 295, 315, 354, 360, 413, 420, 422, 472, 504, 531, 590, 630, 633, 708, 826, 840, 844, 885, 1055, 1062, 1180, 1239, 1260, 1266, 1416, 1477, 1652, 1688, 1770, 1899, 2065, 2110, 2124, 2360, 2478, 2520, 2532, 2655, 2954, 3165, 3304, 3540, 3717, 3798, 4130, 4220, 4248, 4431, 4956, 5064, 5310, 5908, 6195, 6330, 7080, 7385, 7434, 7596, 8260, 8440, 8862, 9495, 9912, 10620, 11816, 12390, 12449, 12660, 13293, 14770, 14868, 15192, 16520, 17724, 18585, 18990, 21240, 22155, 24780, 24898, 25320, 26586, 29540, 29736, 35448, 37170, 37347, 37980, 44310, 49560, 49796, 53172, 59080, 62245, 66465, 74340, 74694, 75960, 87143, 88620, 99592, 106344, 112041, 124490, 132930, 148680, 149388, 174286, 177240, 186735, 224082, 248980, 261429, 265860, 298776, 348572, 373470, 435715, 448164, 497960, 522858, 531720, 560205, 697144, 746940, 784287, 871430, 896328, 1045716, 1120410, 1307145, 1493880, 1568574, 1742860, 2091432, 2240820, 2614290, 3137148, 3485720, 3921435, 4481640, 5228580, 6274296, 7842870, 10457160, 15685740, 31371480]

約数ペア:

[(1, 31371480), (2, 15685740), (3, 10457160), (4, 7842870), (5, 6274296), (6, 5228580), (7, 4481640), (8, 3921435), (9, 3485720), (10, 3137148), (12, 2614290), (14, 2240820), (15, 2091432), (18, 1742860), (20, 1568574), (21, 1493880), (24, 1307145), (28, 1120410), (30, 1045716), (35, 896328), (36, 871430), (40, 784287), (42, 746940), (45, 697144), (56, 560205), (59, 531720), (60, 522858), (63, 497960), (70, 448164), (72, 435715), (84, 373470), (90, 348572), (105, 298776), (118, 265860), (120, 261429), (126, 248980), (140, 224082), (168, 186735), (177, 177240), (180, 174286), (210, 149388), (211, 148680), (236, 132930), (252, 124490), (280, 112041), (295, 106344), (315, 99592), (354, 88620), (360, 87143), (413, 75960), (420, 74694), (422, 74340), (472, 66465), (504, 62245), (531, 59080), (590, 53172), (630, 49796), (633, 49560), (708, 44310), (826, 37980), (840, 37347), (844, 37170), (885, 35448), (1055, 29736), (1062, 29540), (1180, 26586), (1239, 25320), (1260, 24898), (1266, 24780), (1416, 22155), (1477, 21240), (1652, 18990), (1688, 18585), (1770, 17724), (1899, 16520), (2065, 15192), (2110, 14868), (2124, 14770), (2360, 13293), (2478, 12660), (2520, 12449), (2532, 12390), (2655, 11816), (2954, 10620), (3165, 9912), (3304, 9495), (3540, 8862), (3717, 8440), (3798, 8260), (4130, 7596), (4220, 7434), (4248, 7385), (4431, 7080), (4956, 6330), (5064, 6195), (5310, 5908)]