1490720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^3$

素因数の和:55

約数の個数: 96

約数和(自身を含む): 4427136

約数和(自身を除く): 2936416

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 121, 140, 154, 160, 176, 220, 224, 242, 280, 308, 352, 385, 440, 484, 560, 605, 616, 770, 847, 880, 968, 1120, 1210, 1232, 1331, 1540, 1694, 1760, 1936, 2420, 2464, 2662, 3080, 3388, 3872, 4235, 4840, 5324, 6160, 6655, 6776, 8470, 9317, 9680, 10648, 12320, 13310, 13552, 16940, 18634, 19360, 21296, 26620, 27104, 33880, 37268, 42592, 46585, 53240, 67760, 74536, 93170, 106480, 135520, 149072, 186340, 212960, 298144, 372680, 745360, 1490720]

約数ペア:

[(1, 1490720), (2, 745360), (4, 372680), (5, 298144), (7, 212960), (8, 186340), (10, 149072), (11, 135520), (14, 106480), (16, 93170), (20, 74536), (22, 67760), (28, 53240), (32, 46585), (35, 42592), (40, 37268), (44, 33880), (55, 27104), (56, 26620), (70, 21296), (77, 19360), (80, 18634), (88, 16940), (110, 13552), (112, 13310), (121, 12320), (140, 10648), (154, 9680), (160, 9317), (176, 8470), (220, 6776), (224, 6655), (242, 6160), (280, 5324), (308, 4840), (352, 4235), (385, 3872), (440, 3388), (484, 3080), (560, 2662), (605, 2464), (616, 2420), (770, 1936), (847, 1760), (880, 1694), (968, 1540), (1120, 1331), (1210, 1232)]