489393520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1499}}^1$

素因数の和:1583

約数の個数: 160

約数和(自身を含む): 1446336000

約数和(自身を除く): 956942480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 53, 55, 56, 70, 77, 80, 88, 106, 110, 112, 140, 154, 176, 212, 220, 265, 280, 308, 371, 385, 424, 440, 530, 560, 583, 616, 742, 770, 848, 880, 1060, 1166, 1232, 1484, 1499, 1540, 1855, 2120, 2332, 2915, 2968, 2998, 3080, 3710, 4081, 4240, 4664, 5830, 5936, 5996, 6160, 7420, 7495, 8162, 9328, 10493, 11660, 11992, 14840, 14990, 16324, 16489, 20405, 20986, 23320, 23984, 29680, 29980, 32648, 32978, 40810, 41972, 46640, 52465, 59960, 65296, 65956, 79447, 81620, 82445, 83944, 104930, 115423, 119920, 131912, 158894, 163240, 164890, 167888, 209860, 230846, 263824, 317788, 326480, 329780, 397235, 419720, 461692, 556129, 577115, 635576, 659560, 794470, 839440, 873917, 923384, 1112258, 1154230, 1271152, 1319120, 1588940, 1747834, 1846768, 2224516, 2308460, 2780645, 3177880, 3495668, 4369585, 4449032, 4616920, 5561290, 6117419, 6355760, 6991336, 8739170, 8898064, 9233840, 11122580, 12234838, 13982672, 17478340, 22245160, 24469676, 30587095, 34956680, 44490320, 48939352, 61174190, 69913360, 97878704, 122348380, 244696760, 489393520]

約数ペア:

[(1, 489393520), (2, 244696760), (4, 122348380), (5, 97878704), (7, 69913360), (8, 61174190), (10, 48939352), (11, 44490320), (14, 34956680), (16, 30587095), (20, 24469676), (22, 22245160), (28, 17478340), (35, 13982672), (40, 12234838), (44, 11122580), (53, 9233840), (55, 8898064), (56, 8739170), (70, 6991336), (77, 6355760), (80, 6117419), (88, 5561290), (106, 4616920), (110, 4449032), (112, 4369585), (140, 3495668), (154, 3177880), (176, 2780645), (212, 2308460), (220, 2224516), (265, 1846768), (280, 1747834), (308, 1588940), (371, 1319120), (385, 1271152), (424, 1154230), (440, 1112258), (530, 923384), (560, 873917), (583, 839440), (616, 794470), (742, 659560), (770, 635576), (848, 577115), (880, 556129), (1060, 461692), (1166, 419720), (1232, 397235), (1484, 329780), (1499, 326480), (1540, 317788), (1855, 263824), (2120, 230846), (2332, 209860), (2915, 167888), (2968, 164890), (2998, 163240), (3080, 158894), (3710, 131912), (4081, 119920), (4240, 115423), (4664, 104930), (5830, 83944), (5936, 82445), (5996, 81620), (6160, 79447), (7420, 65956), (7495, 65296), (8162, 59960), (9328, 52465), (10493, 46640), (11660, 41972), (11992, 40810), (14840, 32978), (14990, 32648), (16324, 29980), (16489, 29680), (20405, 23984), (20986, 23320)]