1217948220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{179}}^1\times {\mathrm{367}}^1$

素因数の和:664

約数の個数: 144

約数和(自身を含む): 3761372160

約数和(自身を除く): 2543423940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 103, 179, 180, 206, 309, 358, 367, 412, 515, 537, 618, 716, 734, 895, 927, 1030, 1074, 1101, 1236, 1468, 1545, 1611, 1790, 1835, 1854, 2060, 2148, 2202, 2685, 3090, 3222, 3303, 3580, 3670, 3708, 4404, 4635, 5370, 5505, 6180, 6444, 6606, 7340, 8055, 9270, 10740, 11010, 13212, 16110, 16515, 18437, 18540, 22020, 32220, 33030, 36874, 37801, 55311, 65693, 66060, 73748, 75602, 92185, 110622, 113403, 131386, 151204, 165933, 184370, 189005, 197079, 221244, 226806, 262772, 276555, 328465, 331866, 340209, 368740, 378010, 394158, 453612, 553110, 567015, 591237, 656930, 663732, 680418, 756020, 788316, 829665, 985395, 1106220, 1134030, 1182474, 1313860, 1360836, 1659330, 1701045, 1970790, 2268060, 2364948, 2956185, 3318660, 3402090, 3941580, 5912370, 6766379, 6804180, 11824740, 13532758, 20299137, 27065516, 33831895, 40598274, 60897411, 67663790, 81196548, 101495685, 121794822, 135327580, 202991370, 243589644, 304487055, 405982740, 608974110, 1217948220]

約数ペア:

[(1, 1217948220), (2, 608974110), (3, 405982740), (4, 304487055), (5, 243589644), (6, 202991370), (9, 135327580), (10, 121794822), (12, 101495685), (15, 81196548), (18, 67663790), (20, 60897411), (30, 40598274), (36, 33831895), (45, 27065516), (60, 20299137), (90, 13532758), (103, 11824740), (179, 6804180), (180, 6766379), (206, 5912370), (309, 3941580), (358, 3402090), (367, 3318660), (412, 2956185), (515, 2364948), (537, 2268060), (618, 1970790), (716, 1701045), (734, 1659330), (895, 1360836), (927, 1313860), (1030, 1182474), (1074, 1134030), (1101, 1106220), (1236, 985395), (1468, 829665), (1545, 788316), (1611, 756020), (1790, 680418), (1835, 663732), (1854, 656930), (2060, 591237), (2148, 567015), (2202, 553110), (2685, 453612), (3090, 394158), (3222, 378010), (3303, 368740), (3580, 340209), (3670, 331866), (3708, 328465), (4404, 276555), (4635, 262772), (5370, 226806), (5505, 221244), (6180, 197079), (6444, 189005), (6606, 184370), (7340, 165933), (8055, 151204), (9270, 131386), (10740, 113403), (11010, 110622), (13212, 92185), (16110, 75602), (16515, 73748), (18437, 66060), (18540, 65693), (22020, 55311), (32220, 37801), (33030, 36874)]