15104040

素因数分解:

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

素因数の和:18002

約数の個数: 64

約数和(自身を含む): 51788160

約数和(自身を除く): 36684120

約数列:

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

約数ペア:

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