2172870

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{3449}}^1$

素因数の和:3469

約数の個数: 48

約数和(自身を含む): 6458400

約数和(自身を除く): 4285530

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 3449, 6898, 10347, 17245, 20694, 24143, 31041, 34490, 48286, 51735, 62082, 72429, 103470, 120715, 144858, 155205, 217287, 241430, 310410, 362145, 434574, 724290, 1086435, 2172870]

約数ペア:

[(1, 2172870), (2, 1086435), (3, 724290), (5, 434574), (6, 362145), (7, 310410), (9, 241430), (10, 217287), (14, 155205), (15, 144858), (18, 120715), (21, 103470), (30, 72429), (35, 62082), (42, 51735), (45, 48286), (63, 34490), (70, 31041), (90, 24143), (105, 20694), (126, 17245), (210, 10347), (315, 6898), (630, 3449)]