123941520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2179}}^1$

素因数の和:2277

約数の個数: 120

約数和(自身を含む): 421699200

約数和(自身を除く): 297757680

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, 120, 144, 158, 180, 237, 240, 316, 360, 395, 474, 632, 711, 720, 790, 948, 1185, 1264, 1422, 1580, 1896, 2179, 2370, 2844, 3160, 3555, 3792, 4358, 4740, 5688, 6320, 6537, 7110, 8716, 9480, 10895, 11376, 13074, 14220, 17432, 18960, 19611, 21790, 26148, 28440, 32685, 34864, 39222, 43580, 52296, 56880, 65370, 78444, 87160, 98055, 104592, 130740, 156888, 172141, 174320, 196110, 261480, 313776, 344282, 392220, 516423, 522960, 688564, 784440, 860705, 1032846, 1377128, 1549269, 1568880, 1721410, 2065692, 2582115, 2754256, 3098538, 3442820, 4131384, 5164230, 6197076, 6885640, 7746345, 8262768, 10328460, 12394152, 13771280, 15492690, 20656920, 24788304, 30985380, 41313840, 61970760, 123941520]

約数ペア:

[(1, 123941520), (2, 61970760), (3, 41313840), (4, 30985380), (5, 24788304), (6, 20656920), (8, 15492690), (9, 13771280), (10, 12394152), (12, 10328460), (15, 8262768), (16, 7746345), (18, 6885640), (20, 6197076), (24, 5164230), (30, 4131384), (36, 3442820), (40, 3098538), (45, 2754256), (48, 2582115), (60, 2065692), (72, 1721410), (79, 1568880), (80, 1549269), (90, 1377128), (120, 1032846), (144, 860705), (158, 784440), (180, 688564), (237, 522960), (240, 516423), (316, 392220), (360, 344282), (395, 313776), (474, 261480), (632, 196110), (711, 174320), (720, 172141), (790, 156888), (948, 130740), (1185, 104592), (1264, 98055), (1422, 87160), (1580, 78444), (1896, 65370), (2179, 56880), (2370, 52296), (2844, 43580), (3160, 39222), (3555, 34864), (3792, 32685), (4358, 28440), (4740, 26148), (5688, 21790), (6320, 19611), (6537, 18960), (7110, 17432), (8716, 14220), (9480, 13074), (10895, 11376)]