1557811740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{16319}}^1$

素因数の和:16411

約数の個数: 96

約数和(自身を含む): 4584222720

約数和(自身を除く): 3026410980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 43, 60, 74, 86, 111, 129, 148, 172, 185, 215, 222, 258, 370, 430, 444, 516, 555, 645, 740, 860, 1110, 1290, 1591, 2220, 2580, 3182, 4773, 6364, 7955, 9546, 15910, 16319, 19092, 23865, 31820, 32638, 47730, 48957, 65276, 81595, 95460, 97914, 163190, 195828, 244785, 326380, 489570, 603803, 701717, 979140, 1207606, 1403434, 1811409, 2105151, 2415212, 2806868, 3019015, 3508585, 3622818, 4210302, 6038030, 7017170, 7245636, 8420604, 9057045, 10525755, 12076060, 14034340, 18114090, 21051510, 25963529, 36228180, 42103020, 51927058, 77890587, 103854116, 129817645, 155781174, 259635290, 311562348, 389452935, 519270580, 778905870, 1557811740]

約数ペア:

[(1, 1557811740), (2, 778905870), (3, 519270580), (4, 389452935), (5, 311562348), (6, 259635290), (10, 155781174), (12, 129817645), (15, 103854116), (20, 77890587), (30, 51927058), (37, 42103020), (43, 36228180), (60, 25963529), (74, 21051510), (86, 18114090), (111, 14034340), (129, 12076060), (148, 10525755), (172, 9057045), (185, 8420604), (215, 7245636), (222, 7017170), (258, 6038030), (370, 4210302), (430, 3622818), (444, 3508585), (516, 3019015), (555, 2806868), (645, 2415212), (740, 2105151), (860, 1811409), (1110, 1403434), (1290, 1207606), (1591, 979140), (2220, 701717), (2580, 603803), (3182, 489570), (4773, 326380), (6364, 244785), (7955, 195828), (9546, 163190), (15910, 97914), (16319, 95460), (19092, 81595), (23865, 65276), (31820, 48957), (32638, 47730)]