489053520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21911}}^1$

素因数の和:21961

約数の個数: 120

約数和(自身を含む): 1695462912

約数和(自身を除く): 1206409392

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 1116, 1240, 1395, 1488, 1860, 2232, 2480, 2790, 3720, 4464, 5580, 7440, 11160, 21911, 22320, 43822, 65733, 87644, 109555, 131466, 175288, 197199, 219110, 262932, 328665, 350576, 394398, 438220, 525864, 657330, 679241, 788796, 876440, 985995, 1051728, 1314660, 1358482, 1577592, 1752880, 1971990, 2037723, 2629320, 2716964, 3155184, 3396205, 3943980, 4075446, 5258640, 5433928, 6113169, 6792410, 7887960, 8150892, 10188615, 10867856, 12226338, 13584820, 15775920, 16301784, 20377230, 24452676, 27169640, 30565845, 32603568, 40754460, 48905352, 54339280, 61131690, 81508920, 97810704, 122263380, 163017840, 244526760, 489053520]

約数ペア:

[(1, 489053520), (2, 244526760), (3, 163017840), (4, 122263380), (5, 97810704), (6, 81508920), (8, 61131690), (9, 54339280), (10, 48905352), (12, 40754460), (15, 32603568), (16, 30565845), (18, 27169640), (20, 24452676), (24, 20377230), (30, 16301784), (31, 15775920), (36, 13584820), (40, 12226338), (45, 10867856), (48, 10188615), (60, 8150892), (62, 7887960), (72, 6792410), (80, 6113169), (90, 5433928), (93, 5258640), (120, 4075446), (124, 3943980), (144, 3396205), (155, 3155184), (180, 2716964), (186, 2629320), (240, 2037723), (248, 1971990), (279, 1752880), (310, 1577592), (360, 1358482), (372, 1314660), (465, 1051728), (496, 985995), (558, 876440), (620, 788796), (720, 679241), (744, 657330), (930, 525864), (1116, 438220), (1240, 394398), (1395, 350576), (1488, 328665), (1860, 262932), (2232, 219110), (2480, 197199), (2790, 175288), (3720, 131466), (4464, 109555), (5580, 87644), (7440, 65733), (11160, 43822), (21911, 22320)]