268269320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{1747}}^1$

素因数の和:2118

約数の個数: 64

約数和(自身を含む): 660744000

約数和(自身を除く): 392474680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 349, 440, 698, 1396, 1745, 1747, 2792, 3490, 3494, 3839, 6980, 6988, 7678, 8735, 13960, 13976, 15356, 17470, 19195, 19217, 30712, 34940, 38390, 38434, 69880, 76780, 76868, 96085, 153560, 153736, 192170, 384340, 609703, 768680, 1219406, 2438812, 3048515, 4877624, 6097030, 6706733, 12194060, 13413466, 24388120, 26826932, 33533665, 53653864, 67067330, 134134660, 268269320]

約数ペア:

[(1, 268269320), (2, 134134660), (4, 67067330), (5, 53653864), (8, 33533665), (10, 26826932), (11, 24388120), (20, 13413466), (22, 12194060), (40, 6706733), (44, 6097030), (55, 4877624), (88, 3048515), (110, 2438812), (220, 1219406), (349, 768680), (440, 609703), (698, 384340), (1396, 192170), (1745, 153736), (1747, 153560), (2792, 96085), (3490, 76868), (3494, 76780), (3839, 69880), (6980, 38434), (6988, 38390), (7678, 34940), (8735, 30712), (13960, 19217), (13976, 19195), (15356, 17470)]