639699360

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{619}}^1\times {\mathrm{2153}}^1$

素因数の和:2790

約数の個数: 96

約数和(自身を含む): 2019245760

約数和(自身を除く): 1379546400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 619, 1238, 1857, 2153, 2476, 3095, 3714, 4306, 4952, 6190, 6459, 7428, 8612, 9285, 9904, 10765, 12380, 12918, 14856, 17224, 18570, 19808, 21530, 24760, 25836, 29712, 32295, 34448, 37140, 43060, 49520, 51672, 59424, 64590, 68896, 74280, 86120, 99040, 103344, 129180, 148560, 172240, 206688, 258360, 297120, 344480, 516720, 1033440, 1332707, 2665414, 3998121, 5330828, 6663535, 7996242, 10661656, 13327070, 15992484, 19990605, 21323312, 26654140, 31984968, 39981210, 42646624, 53308280, 63969936, 79962420, 106616560, 127939872, 159924840, 213233120, 319849680, 639699360]

約数ペア:

[(1, 639699360), (2, 319849680), (3, 213233120), (4, 159924840), (5, 127939872), (6, 106616560), (8, 79962420), (10, 63969936), (12, 53308280), (15, 42646624), (16, 39981210), (20, 31984968), (24, 26654140), (30, 21323312), (32, 19990605), (40, 15992484), (48, 13327070), (60, 10661656), (80, 7996242), (96, 6663535), (120, 5330828), (160, 3998121), (240, 2665414), (480, 1332707), (619, 1033440), (1238, 516720), (1857, 344480), (2153, 297120), (2476, 258360), (3095, 206688), (3714, 172240), (4306, 148560), (4952, 129180), (6190, 103344), (6459, 99040), (7428, 86120), (8612, 74280), (9285, 68896), (9904, 64590), (10765, 59424), (12380, 51672), (12918, 49520), (14856, 43060), (17224, 37140), (18570, 34448), (19808, 32295), (21530, 29712), (24760, 25836)]