220322704

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{89}}^1$

素因数の和:189

約数の個数: 120

約数和(自身を含む): 531930240

約数和(自身を除く): 311607536

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 31, 46, 56, 62, 89, 92, 112, 124, 161, 178, 184, 217, 248, 322, 356, 368, 434, 496, 623, 644, 712, 713, 868, 961, 1246, 1288, 1424, 1426, 1736, 1922, 2047, 2492, 2576, 2759, 2852, 3472, 3844, 4094, 4984, 4991, 5518, 5704, 6727, 7688, 8188, 9968, 9982, 11036, 11408, 13454, 14329, 15376, 16376, 19313, 19964, 22072, 22103, 26908, 28658, 32752, 38626, 39928, 44144, 44206, 53816, 57316, 63457, 77252, 79856, 85529, 88412, 107632, 114632, 126914, 154504, 154721, 171058, 176824, 229264, 253828, 309008, 309442, 342116, 353648, 444199, 507656, 598703, 618884, 684232, 888398, 1015312, 1197406, 1237768, 1368464, 1776796, 1967167, 2394812, 2475536, 3553592, 3934334, 4789624, 7107184, 7868668, 9579248, 13770169, 15737336, 27540338, 31474672, 55080676, 110161352, 220322704]

約数ペア:

[(1, 220322704), (2, 110161352), (4, 55080676), (7, 31474672), (8, 27540338), (14, 15737336), (16, 13770169), (23, 9579248), (28, 7868668), (31, 7107184), (46, 4789624), (56, 3934334), (62, 3553592), (89, 2475536), (92, 2394812), (112, 1967167), (124, 1776796), (161, 1368464), (178, 1237768), (184, 1197406), (217, 1015312), (248, 888398), (322, 684232), (356, 618884), (368, 598703), (434, 507656), (496, 444199), (623, 353648), (644, 342116), (712, 309442), (713, 309008), (868, 253828), (961, 229264), (1246, 176824), (1288, 171058), (1424, 154721), (1426, 154504), (1736, 126914), (1922, 114632), (2047, 107632), (2492, 88412), (2576, 85529), (2759, 79856), (2852, 77252), (3472, 63457), (3844, 57316), (4094, 53816), (4984, 44206), (4991, 44144), (5518, 39928), (5704, 38626), (6727, 32752), (7688, 28658), (8188, 26908), (9968, 22103), (9982, 22072), (11036, 19964), (11408, 19313), (13454, 16376), (14329, 15376)]