561816

素因数分解:

$2^3\times 3^5\times {\mathrm{17}}^2$

素因数の和:55

約数の個数: 72

約数和(自身を含む): 1676220

約数和(自身を除く): 1114404

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 27, 34, 36, 51, 54, 68, 72, 81, 102, 108, 136, 153, 162, 204, 216, 243, 289, 306, 324, 408, 459, 486, 578, 612, 648, 867, 918, 972, 1156, 1224, 1377, 1734, 1836, 1944, 2312, 2601, 2754, 3468, 3672, 4131, 5202, 5508, 6936, 7803, 8262, 10404, 11016, 15606, 16524, 20808, 23409, 31212, 33048, 46818, 62424, 70227, 93636, 140454, 187272, 280908, 561816]

約数ペア:

[(1, 561816), (2, 280908), (3, 187272), (4, 140454), (6, 93636), (8, 70227), (9, 62424), (12, 46818), (17, 33048), (18, 31212), (24, 23409), (27, 20808), (34, 16524), (36, 15606), (51, 11016), (54, 10404), (68, 8262), (72, 7803), (81, 6936), (102, 5508), (108, 5202), (136, 4131), (153, 3672), (162, 3468), (204, 2754), (216, 2601), (243, 2312), (289, 1944), (306, 1836), (324, 1734), (408, 1377), (459, 1224), (486, 1156), (578, 972), (612, 918), (648, 867)]