1561475880

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{4679}}^1$

素因数の和:4805

約数の個数: 160

約数和(自身を含む): 5300380800

約数和(自身を除く): 3738904920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 103, 108, 120, 135, 162, 180, 206, 216, 270, 309, 324, 360, 405, 412, 515, 540, 618, 648, 810, 824, 927, 1030, 1080, 1236, 1545, 1620, 1854, 2060, 2472, 2781, 3090, 3240, 3708, 4120, 4635, 4679, 5562, 6180, 7416, 8343, 9270, 9358, 11124, 12360, 13905, 14037, 16686, 18540, 18716, 22248, 23395, 27810, 28074, 33372, 37080, 37432, 41715, 42111, 46790, 55620, 56148, 66744, 70185, 83430, 84222, 93580, 111240, 112296, 126333, 140370, 166860, 168444, 187160, 210555, 252666, 280740, 333720, 336888, 378999, 421110, 481937, 505332, 561480, 631665, 757998, 842220, 963874, 1010664, 1263330, 1445811, 1515996, 1684440, 1894995, 1927748, 2409685, 2526660, 2891622, 3031992, 3789990, 3855496, 4337433, 4819370, 5053320, 5783244, 7229055, 7579980, 8674866, 9638740, 11566488, 13012299, 14458110, 15159960, 17349732, 19277480, 21687165, 26024598, 28916220, 34699464, 39036897, 43374330, 52049196, 57832440, 65061495, 78073794, 86748660, 104098392, 130122990, 156147588, 173497320, 195184485, 260245980, 312295176, 390368970, 520491960, 780737940, 1561475880]

約数ペア:

[(1, 1561475880), (2, 780737940), (3, 520491960), (4, 390368970), (5, 312295176), (6, 260245980), (8, 195184485), (9, 173497320), (10, 156147588), (12, 130122990), (15, 104098392), (18, 86748660), (20, 78073794), (24, 65061495), (27, 57832440), (30, 52049196), (36, 43374330), (40, 39036897), (45, 34699464), (54, 28916220), (60, 26024598), (72, 21687165), (81, 19277480), (90, 17349732), (103, 15159960), (108, 14458110), (120, 13012299), (135, 11566488), (162, 9638740), (180, 8674866), (206, 7579980), (216, 7229055), (270, 5783244), (309, 5053320), (324, 4819370), (360, 4337433), (405, 3855496), (412, 3789990), (515, 3031992), (540, 2891622), (618, 2526660), (648, 2409685), (810, 1927748), (824, 1894995), (927, 1684440), (1030, 1515996), (1080, 1445811), (1236, 1263330), (1545, 1010664), (1620, 963874), (1854, 842220), (2060, 757998), (2472, 631665), (2781, 561480), (3090, 505332), (3240, 481937), (3708, 421110), (4120, 378999), (4635, 336888), (4679, 333720), (5562, 280740), (6180, 252666), (7416, 210555), (8343, 187160), (9270, 168444), (9358, 166860), (11124, 140370), (12360, 126333), (13905, 112296), (14037, 111240), (16686, 93580), (18540, 84222), (18716, 83430), (22248, 70185), (23395, 66744), (27810, 56148), (28074, 55620), (33372, 46790), (37080, 42111), (37432, 41715)]