207397728

素因数分解:

$2^5\times 3^2\times {\mathrm{37}}^1\times {\mathrm{19463}}^1$

素因数の和:19516

約数の個数: 72

約数和(自身を含む): 605758608

約数和(自身を除く): 398360880

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 37, 48, 72, 74, 96, 111, 144, 148, 222, 288, 296, 333, 444, 592, 666, 888, 1184, 1332, 1776, 2664, 3552, 5328, 10656, 19463, 38926, 58389, 77852, 116778, 155704, 175167, 233556, 311408, 350334, 467112, 622816, 700668, 720131, 934224, 1401336, 1440262, 1868448, 2160393, 2802672, 2880524, 4320786, 5605344, 5761048, 6481179, 8641572, 11522096, 12962358, 17283144, 23044192, 25924716, 34566288, 51849432, 69132576, 103698864, 207397728]

約数ペア:

[(1, 207397728), (2, 103698864), (3, 69132576), (4, 51849432), (6, 34566288), (8, 25924716), (9, 23044192), (12, 17283144), (16, 12962358), (18, 11522096), (24, 8641572), (32, 6481179), (36, 5761048), (37, 5605344), (48, 4320786), (72, 2880524), (74, 2802672), (96, 2160393), (111, 1868448), (144, 1440262), (148, 1401336), (222, 934224), (288, 720131), (296, 700668), (333, 622816), (444, 467112), (592, 350334), (666, 311408), (888, 233556), (1184, 175167), (1332, 155704), (1776, 116778), (2664, 77852), (3552, 58389), (5328, 38926), (10656, 19463)]