171199280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{983}}^1$

素因数の和:1314

約数の個数: 80

約数和(自身を含む): 456827904

約数和(自身を除く): 285628624

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 311, 560, 622, 983, 1244, 1555, 1966, 2177, 2488, 3110, 3932, 4354, 4915, 4976, 6220, 6881, 7864, 8708, 9830, 10885, 12440, 13762, 15728, 17416, 19660, 21770, 24880, 27524, 34405, 34832, 39320, 43540, 55048, 68810, 78640, 87080, 110096, 137620, 174160, 275240, 305713, 550480, 611426, 1222852, 1528565, 2139991, 2445704, 3057130, 4279982, 4891408, 6114260, 8559964, 10699955, 12228520, 17119928, 21399910, 24457040, 34239856, 42799820, 85599640, 171199280]

約数ペア:

[(1, 171199280), (2, 85599640), (4, 42799820), (5, 34239856), (7, 24457040), (8, 21399910), (10, 17119928), (14, 12228520), (16, 10699955), (20, 8559964), (28, 6114260), (35, 4891408), (40, 4279982), (56, 3057130), (70, 2445704), (80, 2139991), (112, 1528565), (140, 1222852), (280, 611426), (311, 550480), (560, 305713), (622, 275240), (983, 174160), (1244, 137620), (1555, 110096), (1966, 87080), (2177, 78640), (2488, 68810), (3110, 55048), (3932, 43540), (4354, 39320), (4915, 34832), (4976, 34405), (6220, 27524), (6881, 24880), (7864, 21770), (8708, 19660), (9830, 17416), (10885, 15728), (12440, 13762)]