216820908

素因数分解:

$2^2\times 3^3\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{457}}^1$

素因数の和:684

約数の個数: 96

約数和(自身を含む): 590929920

約数和(自身を除く): 374109012

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 92, 108, 138, 191, 207, 276, 382, 414, 457, 573, 621, 764, 828, 914, 1146, 1242, 1371, 1719, 1828, 2292, 2484, 2742, 3438, 4113, 4393, 5157, 5484, 6876, 8226, 8786, 10314, 10511, 12339, 13179, 16452, 17572, 20628, 21022, 24678, 26358, 31533, 39537, 42044, 49356, 52716, 63066, 79074, 87287, 94599, 118611, 126132, 158148, 174574, 189198, 237222, 261861, 283797, 349148, 378396, 474444, 523722, 567594, 785583, 1047444, 1135188, 1571166, 2007601, 2356749, 3142332, 4015202, 4713498, 6022803, 8030404, 9426996, 12045606, 18068409, 24091212, 36136818, 54205227, 72273636, 108410454, 216820908]

約数ペア:

[(1, 216820908), (2, 108410454), (3, 72273636), (4, 54205227), (6, 36136818), (9, 24091212), (12, 18068409), (18, 12045606), (23, 9426996), (27, 8030404), (36, 6022803), (46, 4713498), (54, 4015202), (69, 3142332), (92, 2356749), (108, 2007601), (138, 1571166), (191, 1135188), (207, 1047444), (276, 785583), (382, 567594), (414, 523722), (457, 474444), (573, 378396), (621, 349148), (764, 283797), (828, 261861), (914, 237222), (1146, 189198), (1242, 174574), (1371, 158148), (1719, 126132), (1828, 118611), (2292, 94599), (2484, 87287), (2742, 79074), (3438, 63066), (4113, 52716), (4393, 49356), (5157, 42044), (5484, 39537), (6876, 31533), (8226, 26358), (8786, 24678), (10314, 21022), (10511, 20628), (12339, 17572), (13179, 16452)]