220180660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{431}}^1$

素因数の和:577

約数の個数: 96

約数和(自身を含む): 548674560

約数和(自身を除く): 328493900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 89, 140, 164, 178, 205, 287, 356, 410, 431, 445, 574, 623, 820, 862, 890, 1148, 1246, 1435, 1724, 1780, 2155, 2492, 2870, 3017, 3115, 3649, 4310, 5740, 6034, 6230, 7298, 8620, 12068, 12460, 14596, 15085, 17671, 18245, 25543, 30170, 35342, 36490, 38359, 51086, 60340, 70684, 72980, 76718, 88355, 102172, 123697, 127715, 153436, 176710, 191795, 247394, 255430, 268513, 353420, 383590, 494788, 510860, 537026, 618485, 767180, 1074052, 1236970, 1342565, 1572719, 2473940, 2685130, 3145438, 5370260, 6290876, 7863595, 11009033, 15727190, 22018066, 31454380, 44036132, 55045165, 110090330, 220180660]

約数ペア:

[(1, 220180660), (2, 110090330), (4, 55045165), (5, 44036132), (7, 31454380), (10, 22018066), (14, 15727190), (20, 11009033), (28, 7863595), (35, 6290876), (41, 5370260), (70, 3145438), (82, 2685130), (89, 2473940), (140, 1572719), (164, 1342565), (178, 1236970), (205, 1074052), (287, 767180), (356, 618485), (410, 537026), (431, 510860), (445, 494788), (574, 383590), (623, 353420), (820, 268513), (862, 255430), (890, 247394), (1148, 191795), (1246, 176710), (1435, 153436), (1724, 127715), (1780, 123697), (2155, 102172), (2492, 88355), (2870, 76718), (3017, 72980), (3115, 70684), (3649, 60340), (4310, 51086), (5740, 38359), (6034, 36490), (6230, 35342), (7298, 30170), (8620, 25543), (12068, 18245), (12460, 17671), (14596, 15085)]