203450870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{1181}}^1$

素因数の和:1325

約数の個数: 64

約数和(自身を含む): 441179136

約数和(自身を除く): 237728266

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 107, 115, 161, 214, 230, 322, 535, 749, 805, 1070, 1181, 1498, 1610, 2362, 2461, 3745, 4922, 5905, 7490, 8267, 11810, 12305, 16534, 17227, 24610, 27163, 34454, 41335, 54326, 82670, 86135, 126367, 135815, 172270, 190141, 252734, 271630, 380282, 631835, 884569, 950705, 1263670, 1769138, 1901410, 2906441, 4422845, 5812882, 8845690, 14532205, 20345087, 29064410, 40690174, 101725435, 203450870]

約数ペア:

[(1, 203450870), (2, 101725435), (5, 40690174), (7, 29064410), (10, 20345087), (14, 14532205), (23, 8845690), (35, 5812882), (46, 4422845), (70, 2906441), (107, 1901410), (115, 1769138), (161, 1263670), (214, 950705), (230, 884569), (322, 631835), (535, 380282), (749, 271630), (805, 252734), (1070, 190141), (1181, 172270), (1498, 135815), (1610, 126367), (2362, 86135), (2461, 82670), (3745, 54326), (4922, 41335), (5905, 34454), (7490, 27163), (8267, 24610), (11810, 17227), (12305, 16534)]