72779080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^3\times {\mathrm{1367}}^1$

素因数の和:1411

約数の個数: 64

約数和(自身を含む): 180247680

約数和(自身を除く): 107468600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 1331, 1367, 2420, 2662, 2734, 4840, 5324, 5468, 6655, 6835, 10648, 10936, 13310, 13670, 15037, 26620, 27340, 30074, 53240, 54680, 60148, 75185, 120296, 150370, 165407, 300740, 330814, 601480, 661628, 827035, 1323256, 1654070, 1819477, 3308140, 3638954, 6616280, 7277908, 9097385, 14555816, 18194770, 36389540, 72779080]

約数ペア:

[(1, 72779080), (2, 36389540), (4, 18194770), (5, 14555816), (8, 9097385), (10, 7277908), (11, 6616280), (20, 3638954), (22, 3308140), (40, 1819477), (44, 1654070), (55, 1323256), (88, 827035), (110, 661628), (121, 601480), (220, 330814), (242, 300740), (440, 165407), (484, 150370), (605, 120296), (968, 75185), (1210, 60148), (1331, 54680), (1367, 53240), (2420, 30074), (2662, 27340), (2734, 26620), (4840, 15037), (5324, 13670), (5468, 13310), (6655, 10936), (6835, 10648)]