30208080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{17981}}^1$

素因数の和:18004

約数の個数: 80

約数和(自身を含む): 107028864

約数和(自身を除く): 76820784

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 17981, 35962, 53943, 71924, 89905, 107886, 125867, 143848, 179810, 215772, 251734, 269715, 287696, 359620, 377601, 431544, 503468, 539430, 629335, 719240, 755202, 863088, 1006936, 1078860, 1258670, 1438480, 1510404, 1888005, 2013872, 2157720, 2517340, 3020808, 3776010, 4315440, 5034680, 6041616, 7552020, 10069360, 15104040, 30208080]

約数ペア:

[(1, 30208080), (2, 15104040), (3, 10069360), (4, 7552020), (5, 6041616), (6, 5034680), (7, 4315440), (8, 3776010), (10, 3020808), (12, 2517340), (14, 2157720), (15, 2013872), (16, 1888005), (20, 1510404), (21, 1438480), (24, 1258670), (28, 1078860), (30, 1006936), (35, 863088), (40, 755202), (42, 719240), (48, 629335), (56, 539430), (60, 503468), (70, 431544), (80, 377601), (84, 359620), (105, 287696), (112, 269715), (120, 251734), (140, 215772), (168, 179810), (210, 143848), (240, 125867), (280, 107886), (336, 89905), (420, 71924), (560, 53943), (840, 35962), (1680, 17981)]