212747190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{2521}}^1$

素因数の和:2657

約数の個数: 64

約数和(自身を含む): 533856960

約数和(自身を除く): 321109770

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 97, 145, 174, 194, 290, 291, 435, 485, 582, 870, 970, 1455, 2521, 2813, 2910, 5042, 5626, 7563, 8439, 12605, 14065, 15126, 16878, 25210, 28130, 37815, 42195, 73109, 75630, 84390, 146218, 219327, 244537, 365545, 438654, 489074, 731090, 733611, 1096635, 1222685, 1467222, 2193270, 2445370, 3668055, 7091573, 7336110, 14183146, 21274719, 35457865, 42549438, 70915730, 106373595, 212747190]

約数ペア:

[(1, 212747190), (2, 106373595), (3, 70915730), (5, 42549438), (6, 35457865), (10, 21274719), (15, 14183146), (29, 7336110), (30, 7091573), (58, 3668055), (87, 2445370), (97, 2193270), (145, 1467222), (174, 1222685), (194, 1096635), (290, 733611), (291, 731090), (435, 489074), (485, 438654), (582, 365545), (870, 244537), (970, 219327), (1455, 146218), (2521, 84390), (2813, 75630), (2910, 73109), (5042, 42195), (5626, 37815), (7563, 28130), (8439, 25210), (12605, 16878), (14065, 15126)]