305858452720

素因数分解:

$2^4\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1291}}^1\times {\mathrm{12391}}^1$

素因数の和:13934

約数の個数: 80

約数和(自身を含む): 714707112960

約数和(自身を除く): 408848660240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 239, 478, 956, 1195, 1291, 1912, 2390, 2582, 3824, 4780, 5164, 6455, 9560, 10328, 12391, 12910, 19120, 20656, 24782, 25820, 49564, 51640, 61955, 99128, 103280, 123910, 198256, 247820, 308549, 495640, 617098, 991280, 1234196, 1542745, 2468392, 2961449, 3085490, 4936784, 5922898, 6170980, 11845796, 12341960, 14807245, 15996781, 23691592, 24683920, 29614490, 31993562, 47383184, 59228980, 63987124, 79983905, 118457960, 127974248, 159967810, 236915920, 255948496, 319935620, 639871240, 1279742480, 3823230659, 7646461318, 15292922636, 19116153295, 30585845272, 38232306590, 61171690544, 76464613180, 152929226360, 305858452720]

約数ペア:

[(1, 305858452720), (2, 152929226360), (4, 76464613180), (5, 61171690544), (8, 38232306590), (10, 30585845272), (16, 19116153295), (20, 15292922636), (40, 7646461318), (80, 3823230659), (239, 1279742480), (478, 639871240), (956, 319935620), (1195, 255948496), (1291, 236915920), (1912, 159967810), (2390, 127974248), (2582, 118457960), (3824, 79983905), (4780, 63987124), (5164, 59228980), (6455, 47383184), (9560, 31993562), (10328, 29614490), (12391, 24683920), (12910, 23691592), (19120, 15996781), (20656, 14807245), (24782, 12341960), (25820, 11845796), (49564, 6170980), (51640, 5922898), (61955, 4936784), (99128, 3085490), (103280, 2961449), (123910, 2468392), (198256, 1542745), (247820, 1234196), (308549, 991280), (495640, 617098)]