163947210

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{2543}}^1$

素因数の和:2867

約数の個数: 64

約数和(自身を含む): 451325952

約数和(自身を除く): 287378742

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 307, 614, 921, 1535, 1842, 2149, 2543, 3070, 4298, 4605, 5086, 6447, 7629, 9210, 10745, 12715, 12894, 15258, 17801, 21490, 25430, 32235, 35602, 38145, 53403, 64470, 76290, 89005, 106806, 178010, 267015, 534030, 780701, 1561402, 2342103, 3903505, 4684206, 5464907, 7807010, 10929814, 11710515, 16394721, 23421030, 27324535, 32789442, 54649070, 81973605, 163947210]

約数ペア:

[(1, 163947210), (2, 81973605), (3, 54649070), (5, 32789442), (6, 27324535), (7, 23421030), (10, 16394721), (14, 11710515), (15, 10929814), (21, 7807010), (30, 5464907), (35, 4684206), (42, 3903505), (70, 2342103), (105, 1561402), (210, 780701), (307, 534030), (614, 267015), (921, 178010), (1535, 106806), (1842, 89005), (2149, 76290), (2543, 64470), (3070, 53403), (4298, 38145), (4605, 35602), (5086, 32235), (6447, 25430), (7629, 21490), (9210, 17801), (10745, 15258), (12715, 12894)]