72421728

素因数分解:

$2^5\times 3^1\times {\mathrm{37}}^1\times {\mathrm{20389}}^1$

素因数の和:20439

約数の個数: 48

約数和(自身を含む): 195254640

約数和(自身を除く): 122832912

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 37, 48, 74, 96, 111, 148, 222, 296, 444, 592, 888, 1184, 1776, 3552, 20389, 40778, 61167, 81556, 122334, 163112, 244668, 326224, 489336, 652448, 754393, 978672, 1508786, 1957344, 2263179, 3017572, 4526358, 6035144, 9052716, 12070288, 18105432, 24140576, 36210864, 72421728]

約数ペア:

[(1, 72421728), (2, 36210864), (3, 24140576), (4, 18105432), (6, 12070288), (8, 9052716), (12, 6035144), (16, 4526358), (24, 3017572), (32, 2263179), (37, 1957344), (48, 1508786), (74, 978672), (96, 754393), (111, 652448), (148, 489336), (222, 326224), (296, 244668), (444, 163112), (592, 122334), (888, 81556), (1184, 61167), (1776, 40778), (3552, 20389)]