140974720

素因数分解:

$2^7\times 5^1\times {\mathrm{167}}^1\times {\mathrm{1319}}^1$

素因数の和:1505

約数の個数: 64

約数和(自身を含む): 339292800

約数和(自身を除く): 198318080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 167, 320, 334, 640, 668, 835, 1319, 1336, 1670, 2638, 2672, 3340, 5276, 5344, 6595, 6680, 10552, 10688, 13190, 13360, 21104, 21376, 26380, 26720, 42208, 52760, 53440, 84416, 105520, 106880, 168832, 211040, 220273, 422080, 440546, 844160, 881092, 1101365, 1762184, 2202730, 3524368, 4405460, 7048736, 8810920, 14097472, 17621840, 28194944, 35243680, 70487360, 140974720]

約数ペア:

[(1, 140974720), (2, 70487360), (4, 35243680), (5, 28194944), (8, 17621840), (10, 14097472), (16, 8810920), (20, 7048736), (32, 4405460), (40, 3524368), (64, 2202730), (80, 1762184), (128, 1101365), (160, 881092), (167, 844160), (320, 440546), (334, 422080), (640, 220273), (668, 211040), (835, 168832), (1319, 106880), (1336, 105520), (1670, 84416), (2638, 53440), (2672, 52760), (3340, 42208), (5276, 26720), (5344, 26380), (6595, 21376), (6680, 21104), (10552, 13360), (10688, 13190)]