220742040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79979}}^1$

素因数の和:80016

約数の個数: 64

約数和(自身を含む): 691027200

約数和(自身を除く): 470285160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 79979, 159958, 239937, 319916, 399895, 479874, 639832, 799790, 959748, 1199685, 1599580, 1839517, 1919496, 2399370, 3199160, 3679034, 4798740, 5518551, 7358068, 9197585, 9597480, 11037102, 14716136, 18395170, 22074204, 27592755, 36790340, 44148408, 55185510, 73580680, 110371020, 220742040]

約数ペア:

[(1, 220742040), (2, 110371020), (3, 73580680), (4, 55185510), (5, 44148408), (6, 36790340), (8, 27592755), (10, 22074204), (12, 18395170), (15, 14716136), (20, 11037102), (23, 9597480), (24, 9197585), (30, 7358068), (40, 5518551), (46, 4798740), (60, 3679034), (69, 3199160), (92, 2399370), (115, 1919496), (120, 1839517), (138, 1599580), (184, 1199685), (230, 959748), (276, 799790), (345, 639832), (460, 479874), (552, 399895), (690, 319916), (920, 239937), (1380, 159958), (2760, 79979)]