221454480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{70979}}^1$

素因数の和:71008

約数の個数: 80

約数和(自身を含む): 739327680

約数和(自身を除く): 517873200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 70979, 141958, 212937, 283916, 354895, 425874, 567832, 709790, 851748, 922727, 1064685, 1135664, 1419580, 1703496, 1845454, 2129370, 2768181, 2839160, 3406992, 3690908, 4258740, 4613635, 5536362, 5678320, 7381816, 8517480, 9227270, 11072724, 13840905, 14763632, 17034960, 18454540, 22145448, 27681810, 36909080, 44290896, 55363620, 73818160, 110727240, 221454480]

約数ペア:

[(1, 221454480), (2, 110727240), (3, 73818160), (4, 55363620), (5, 44290896), (6, 36909080), (8, 27681810), (10, 22145448), (12, 18454540), (13, 17034960), (15, 14763632), (16, 13840905), (20, 11072724), (24, 9227270), (26, 8517480), (30, 7381816), (39, 5678320), (40, 5536362), (48, 4613635), (52, 4258740), (60, 3690908), (65, 3406992), (78, 2839160), (80, 2768181), (104, 2129370), (120, 1845454), (130, 1703496), (156, 1419580), (195, 1135664), (208, 1064685), (240, 922727), (260, 851748), (312, 709790), (390, 567832), (520, 425874), (624, 354895), (780, 283916), (1040, 212937), (1560, 141958), (3120, 70979)]