15351280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{347}}^1$

素因数の和:446

約数の個数: 80

約数和(自身を含む): 41425920

約数和(自身を除く): 26074640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 79, 80, 112, 140, 158, 280, 316, 347, 395, 553, 560, 632, 694, 790, 1106, 1264, 1388, 1580, 1735, 2212, 2429, 2765, 2776, 3160, 3470, 4424, 4858, 5530, 5552, 6320, 6940, 8848, 9716, 11060, 12145, 13880, 19432, 22120, 24290, 27413, 27760, 38864, 44240, 48580, 54826, 97160, 109652, 137065, 191891, 194320, 219304, 274130, 383782, 438608, 548260, 767564, 959455, 1096520, 1535128, 1918910, 2193040, 3070256, 3837820, 7675640, 15351280]

約数ペア:

[(1, 15351280), (2, 7675640), (4, 3837820), (5, 3070256), (7, 2193040), (8, 1918910), (10, 1535128), (14, 1096520), (16, 959455), (20, 767564), (28, 548260), (35, 438608), (40, 383782), (56, 274130), (70, 219304), (79, 194320), (80, 191891), (112, 137065), (140, 109652), (158, 97160), (280, 54826), (316, 48580), (347, 44240), (395, 38864), (553, 27760), (560, 27413), (632, 24290), (694, 22120), (790, 19432), (1106, 13880), (1264, 12145), (1388, 11060), (1580, 9716), (1735, 8848), (2212, 6940), (2429, 6320), (2765, 5552), (2776, 5530), (3160, 4858), (3470, 4424)]