264623680

素因数分解:

$2^6\times 5^1\times {\mathrm{311}}^1\times {\mathrm{2659}}^1$

素因数の和:2987

約数の個数: 56

約数和(自身を含む): 632399040

約数和(自身を除く): 367775360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 311, 320, 622, 1244, 1555, 2488, 2659, 3110, 4976, 5318, 6220, 9952, 10636, 12440, 13295, 19904, 21272, 24880, 26590, 42544, 49760, 53180, 85088, 99520, 106360, 170176, 212720, 425440, 826949, 850880, 1653898, 3307796, 4134745, 6615592, 8269490, 13231184, 16538980, 26462368, 33077960, 52924736, 66155920, 132311840, 264623680]

約数ペア:

[(1, 264623680), (2, 132311840), (4, 66155920), (5, 52924736), (8, 33077960), (10, 26462368), (16, 16538980), (20, 13231184), (32, 8269490), (40, 6615592), (64, 4134745), (80, 3307796), (160, 1653898), (311, 850880), (320, 826949), (622, 425440), (1244, 212720), (1555, 170176), (2488, 106360), (2659, 99520), (3110, 85088), (4976, 53180), (5318, 49760), (6220, 42544), (9952, 26590), (10636, 24880), (12440, 21272), (13295, 19904)]