489793680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{79}}^2\times {\mathrm{109}}^1$

素因数の和:286

約数の個数: 180

約数和(自身を含む): 1681259580

約数和(自身を除く): 1191465900

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 79, 80, 90, 109, 120, 144, 158, 180, 218, 237, 240, 316, 327, 360, 395, 436, 474, 545, 632, 654, 711, 720, 790, 872, 948, 981, 1090, 1185, 1264, 1308, 1422, 1580, 1635, 1744, 1896, 1962, 2180, 2370, 2616, 2844, 3160, 3270, 3555, 3792, 3924, 4360, 4740, 4905, 5232, 5688, 6241, 6320, 6540, 7110, 7848, 8611, 8720, 9480, 9810, 11376, 12482, 13080, 14220, 15696, 17222, 18723, 18960, 19620, 24964, 25833, 26160, 28440, 31205, 34444, 37446, 39240, 43055, 49928, 51666, 56169, 56880, 62410, 68888, 74892, 77499, 78480, 86110, 93615, 99856, 103332, 112338, 124820, 129165, 137776, 149784, 154998, 172220, 187230, 206664, 224676, 249640, 258330, 280845, 299568, 309996, 344440, 374460, 387495, 413328, 449352, 499280, 516660, 561690, 619992, 680269, 688880, 748920, 774990, 898704, 1033320, 1123380, 1239984, 1360538, 1497840, 1549980, 2040807, 2066640, 2246760, 2721076, 3099960, 3401345, 4081614, 4493520, 5442152, 6122421, 6199920, 6802690, 8163228, 10204035, 10884304, 12244842, 13605380, 16326456, 20408070, 24489684, 27210760, 30612105, 32652912, 40816140, 48979368, 54421520, 61224210, 81632280, 97958736, 122448420, 163264560, 244896840, 489793680]

約数ペア:

[(1, 489793680), (2, 244896840), (3, 163264560), (4, 122448420), (5, 97958736), (6, 81632280), (8, 61224210), (9, 54421520), (10, 48979368), (12, 40816140), (15, 32652912), (16, 30612105), (18, 27210760), (20, 24489684), (24, 20408070), (30, 16326456), (36, 13605380), (40, 12244842), (45, 10884304), (48, 10204035), (60, 8163228), (72, 6802690), (79, 6199920), (80, 6122421), (90, 5442152), (109, 4493520), (120, 4081614), (144, 3401345), (158, 3099960), (180, 2721076), (218, 2246760), (237, 2066640), (240, 2040807), (316, 1549980), (327, 1497840), (360, 1360538), (395, 1239984), (436, 1123380), (474, 1033320), (545, 898704), (632, 774990), (654, 748920), (711, 688880), (720, 680269), (790, 619992), (872, 561690), (948, 516660), (981, 499280), (1090, 449352), (1185, 413328), (1264, 387495), (1308, 374460), (1422, 344440), (1580, 309996), (1635, 299568), (1744, 280845), (1896, 258330), (1962, 249640), (2180, 224676), (2370, 206664), (2616, 187230), (2844, 172220), (3160, 154998), (3270, 149784), (3555, 137776), (3792, 129165), (3924, 124820), (4360, 112338), (4740, 103332), (4905, 99856), (5232, 93615), (5688, 86110), (6241, 78480), (6320, 77499), (6540, 74892), (7110, 68888), (7848, 62410), (8611, 56880), (8720, 56169), (9480, 51666), (9810, 49928), (11376, 43055), (12482, 39240), (13080, 37446), (14220, 34444), (15696, 31205), (17222, 28440), (18723, 26160), (18960, 25833), (19620, 24964)]