137740480

素因数分解:

$2^6\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1801}}^1$

素因数の和:2057

約数の個数: 56

約数和(自身を含む): 329549760

約数和(自身を除く): 191809280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 239, 320, 478, 956, 1195, 1801, 1912, 2390, 3602, 3824, 4780, 7204, 7648, 9005, 9560, 14408, 15296, 18010, 19120, 28816, 36020, 38240, 57632, 72040, 76480, 115264, 144080, 288160, 430439, 576320, 860878, 1721756, 2152195, 3443512, 4304390, 6887024, 8608780, 13774048, 17217560, 27548096, 34435120, 68870240, 137740480]

約数ペア:

[(1, 137740480), (2, 68870240), (4, 34435120), (5, 27548096), (8, 17217560), (10, 13774048), (16, 8608780), (20, 6887024), (32, 4304390), (40, 3443512), (64, 2152195), (80, 1721756), (160, 860878), (239, 576320), (320, 430439), (478, 288160), (956, 144080), (1195, 115264), (1801, 76480), (1912, 72040), (2390, 57632), (3602, 38240), (3824, 36020), (4780, 28816), (7204, 19120), (7648, 18010), (9005, 15296), (9560, 14408)]