142788160

素因数分解:

$2^6\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1867}}^1$

素因数の和:2123

約数の個数: 56

約数和(自身を含む): 341619840

約数和(自身を除く): 198831680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 239, 320, 478, 956, 1195, 1867, 1912, 2390, 3734, 3824, 4780, 7468, 7648, 9335, 9560, 14936, 15296, 18670, 19120, 29872, 37340, 38240, 59744, 74680, 76480, 119488, 149360, 298720, 446213, 597440, 892426, 1784852, 2231065, 3569704, 4462130, 7139408, 8924260, 14278816, 17848520, 28557632, 35697040, 71394080, 142788160]

約数ペア:

[(1, 142788160), (2, 71394080), (4, 35697040), (5, 28557632), (8, 17848520), (10, 14278816), (16, 8924260), (20, 7139408), (32, 4462130), (40, 3569704), (64, 2231065), (80, 1784852), (160, 892426), (239, 597440), (320, 446213), (478, 298720), (956, 149360), (1195, 119488), (1867, 76480), (1912, 74680), (2390, 59744), (3734, 38240), (3824, 37340), (4780, 29872), (7468, 19120), (7648, 18670), (9335, 15296), (9560, 14936)]