220217520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{917573}}^1$

素因数の和:917589

約数の個数: 40

約数和(自身を含む): 682675056

約数和(自身を除く): 462457536

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 917573, 1835146, 2752719, 3670292, 4587865, 5505438, 7340584, 9175730, 11010876, 13763595, 14681168, 18351460, 22021752, 27527190, 36702920, 44043504, 55054380, 73405840, 110108760, 220217520]

約数ペア:

[(1, 220217520), (2, 110108760), (3, 73405840), (4, 55054380), (5, 44043504), (6, 36702920), (8, 27527190), (10, 22021752), (12, 18351460), (15, 14681168), (16, 13763595), (20, 11010876), (24, 9175730), (30, 7340584), (40, 5505438), (48, 4587865), (60, 3670292), (80, 2752719), (120, 1835146), (240, 917573)]