56515480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{383}}^1$

素因数の和:449

約数の個数: 128

約数和(自身を含む): 159252480

約数和(自身を除く): 102737000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 31, 34, 35, 40, 56, 62, 68, 70, 85, 119, 124, 136, 140, 155, 170, 217, 238, 248, 280, 310, 340, 383, 434, 476, 527, 595, 620, 680, 766, 868, 952, 1054, 1085, 1190, 1240, 1532, 1736, 1915, 2108, 2170, 2380, 2635, 2681, 3064, 3689, 3830, 4216, 4340, 4760, 5270, 5362, 6511, 7378, 7660, 8680, 10540, 10724, 11873, 13022, 13405, 14756, 15320, 18445, 21080, 21448, 23746, 26044, 26810, 29512, 32555, 36890, 45577, 47492, 52088, 53620, 59365, 65110, 73780, 83111, 91154, 94984, 107240, 118730, 130220, 147560, 166222, 182308, 201841, 227885, 237460, 260440, 332444, 364616, 403682, 415555, 455770, 474920, 664888, 807364, 831110, 911540, 1009205, 1412887, 1614728, 1662220, 1823080, 2018410, 2825774, 3324440, 4036820, 5651548, 7064435, 8073640, 11303096, 14128870, 28257740, 56515480]

約数ペア:

[(1, 56515480), (2, 28257740), (4, 14128870), (5, 11303096), (7, 8073640), (8, 7064435), (10, 5651548), (14, 4036820), (17, 3324440), (20, 2825774), (28, 2018410), (31, 1823080), (34, 1662220), (35, 1614728), (40, 1412887), (56, 1009205), (62, 911540), (68, 831110), (70, 807364), (85, 664888), (119, 474920), (124, 455770), (136, 415555), (140, 403682), (155, 364616), (170, 332444), (217, 260440), (238, 237460), (248, 227885), (280, 201841), (310, 182308), (340, 166222), (383, 147560), (434, 130220), (476, 118730), (527, 107240), (595, 94984), (620, 91154), (680, 83111), (766, 73780), (868, 65110), (952, 59365), (1054, 53620), (1085, 52088), (1190, 47492), (1240, 45577), (1532, 36890), (1736, 32555), (1915, 29512), (2108, 26810), (2170, 26044), (2380, 23746), (2635, 21448), (2681, 21080), (3064, 18445), (3689, 15320), (3830, 14756), (4216, 13405), (4340, 13022), (4760, 11873), (5270, 10724), (5362, 10540), (6511, 8680), (7378, 7660)]