2117156720

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{419}}^1\times {\mathrm{1289}}^1$

素因数の和:1735

約数の個数: 120

約数和(自身を含む): 5744163600

約数和(自身を除く): 3627006880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 419, 490, 560, 784, 838, 980, 1289, 1676, 1960, 2095, 2578, 2933, 3352, 3920, 4190, 5156, 5866, 6445, 6704, 8380, 9023, 10312, 11732, 12890, 14665, 16760, 18046, 20531, 20624, 23464, 25780, 29330, 33520, 36092, 41062, 45115, 46928, 51560, 58660, 63161, 72184, 82124, 90230, 102655, 103120, 117320, 126322, 144368, 164248, 180460, 205310, 234640, 252644, 315805, 328496, 360920, 410620, 505288, 540091, 631610, 721840, 821240, 1010576, 1080182, 1263220, 1642480, 2160364, 2526440, 2700455, 3780637, 4320728, 5052880, 5400910, 7561274, 8641456, 10801820, 15122548, 18903185, 21603640, 26464459, 30245096, 37806370, 43207280, 52928918, 60490192, 75612740, 105857836, 132322295, 151225480, 211715672, 264644590, 302450960, 423431344, 529289180, 1058578360, 2117156720]

約数ペア:

[(1, 2117156720), (2, 1058578360), (4, 529289180), (5, 423431344), (7, 302450960), (8, 264644590), (10, 211715672), (14, 151225480), (16, 132322295), (20, 105857836), (28, 75612740), (35, 60490192), (40, 52928918), (49, 43207280), (56, 37806370), (70, 30245096), (80, 26464459), (98, 21603640), (112, 18903185), (140, 15122548), (196, 10801820), (245, 8641456), (280, 7561274), (392, 5400910), (419, 5052880), (490, 4320728), (560, 3780637), (784, 2700455), (838, 2526440), (980, 2160364), (1289, 1642480), (1676, 1263220), (1960, 1080182), (2095, 1010576), (2578, 821240), (2933, 721840), (3352, 631610), (3920, 540091), (4190, 505288), (5156, 410620), (5866, 360920), (6445, 328496), (6704, 315805), (8380, 252644), (9023, 234640), (10312, 205310), (11732, 180460), (12890, 164248), (14665, 144368), (16760, 126322), (18046, 117320), (20531, 103120), (20624, 102655), (23464, 90230), (25780, 82124), (29330, 72184), (33520, 63161), (36092, 58660), (41062, 51560), (45115, 46928)]