488651760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21893}}^1$

素因数の和:21943

約数の個数: 120

約数和(自身を含む): 1694070144

約数和(自身を除く): 1205418384

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, 21893, 22320, 43786, 65679, 87572, 109465, 131358, 175144, 197037, 218930, 262716, 328395, 350288, 394074, 437860, 525432, 656790, 678683, 788148, 875720, 985185, 1050864, 1313580, 1357366, 1576296, 1751440, 1970370, 2036049, 2627160, 2714732, 3152592, 3393415, 3940740, 4072098, 5254320, 5429464, 6108147, 6786830, 7881480, 8144196, 10180245, 10858928, 12216294, 13573660, 15762960, 16288392, 20360490, 24432588, 27147320, 30540735, 32576784, 40720980, 48865176, 54294640, 61081470, 81441960, 97730352, 122162940, 162883920, 244325880, 488651760]

約数ペア:

[(1, 488651760), (2, 244325880), (3, 162883920), (4, 122162940), (5, 97730352), (6, 81441960), (8, 61081470), (9, 54294640), (10, 48865176), (12, 40720980), (15, 32576784), (16, 30540735), (18, 27147320), (20, 24432588), (24, 20360490), (30, 16288392), (31, 15762960), (36, 13573660), (40, 12216294), (45, 10858928), (48, 10180245), (60, 8144196), (62, 7881480), (72, 6786830), (80, 6108147), (90, 5429464), (93, 5254320), (120, 4072098), (124, 3940740), (144, 3393415), (155, 3152592), (180, 2714732), (186, 2627160), (240, 2036049), (248, 1970370), (279, 1751440), (310, 1576296), (360, 1357366), (372, 1313580), (465, 1050864), (496, 985185), (558, 875720), (620, 788148), (720, 678683), (744, 656790), (930, 525432), (1116, 437860), (1240, 394074), (1395, 350288), (1488, 328395), (1860, 262716), (2232, 218930), (2480, 197037), (2790, 175144), (3720, 131358), (4464, 109465), (5580, 87572), (7440, 65679), (11160, 43786), (21893, 22320)]