72279680

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{10267}}^1$

素因数の和:10297

約数の個数: 64

約数和(自身を含む): 188520480

約数和(自身を除く): 116240800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1760, 3520, 7040, 10267, 20534, 41068, 51335, 82136, 102670, 112937, 164272, 205340, 225874, 328544, 410680, 451748, 564685, 657088, 821360, 903496, 1129370, 1314176, 1642720, 1806992, 2258740, 3285440, 3613984, 4517480, 6570880, 7227968, 9034960, 14455936, 18069920, 36139840, 72279680]

約数ペア:

[(1, 72279680), (2, 36139840), (4, 18069920), (5, 14455936), (8, 9034960), (10, 7227968), (11, 6570880), (16, 4517480), (20, 3613984), (22, 3285440), (32, 2258740), (40, 1806992), (44, 1642720), (55, 1314176), (64, 1129370), (80, 903496), (88, 821360), (110, 657088), (128, 564685), (160, 451748), (176, 410680), (220, 328544), (320, 225874), (352, 205340), (440, 164272), (640, 112937), (704, 102670), (880, 82136), (1408, 51335), (1760, 41068), (3520, 20534), (7040, 10267)]