219676912

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{157}}^1$

素因数の和:247

約数の個数: 120

約数和(自身を含む): 544735968

約数和(自身を除く): 325059056

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 52, 56, 62, 91, 104, 112, 124, 157, 182, 208, 217, 248, 314, 364, 403, 434, 496, 628, 728, 806, 868, 961, 1099, 1256, 1456, 1612, 1736, 1922, 2041, 2198, 2512, 2821, 3224, 3472, 3844, 4082, 4396, 4867, 5642, 6448, 6727, 7688, 8164, 8792, 9734, 11284, 12493, 13454, 14287, 15376, 16328, 17584, 19468, 22568, 24986, 26908, 28574, 32656, 34069, 38936, 45136, 49972, 53816, 57148, 63271, 68138, 77872, 87451, 99944, 107632, 114296, 126542, 136276, 150877, 174902, 199888, 228592, 253084, 272552, 301754, 349804, 442897, 506168, 545104, 603508, 699608, 885794, 1012336, 1056139, 1207016, 1399216, 1771588, 1961401, 2112278, 2414032, 3543176, 3922802, 4224556, 7086352, 7845604, 8449112, 13729807, 15691208, 16898224, 27459614, 31382416, 54919228, 109838456, 219676912]

約数ペア:

[(1, 219676912), (2, 109838456), (4, 54919228), (7, 31382416), (8, 27459614), (13, 16898224), (14, 15691208), (16, 13729807), (26, 8449112), (28, 7845604), (31, 7086352), (52, 4224556), (56, 3922802), (62, 3543176), (91, 2414032), (104, 2112278), (112, 1961401), (124, 1771588), (157, 1399216), (182, 1207016), (208, 1056139), (217, 1012336), (248, 885794), (314, 699608), (364, 603508), (403, 545104), (434, 506168), (496, 442897), (628, 349804), (728, 301754), (806, 272552), (868, 253084), (961, 228592), (1099, 199888), (1256, 174902), (1456, 150877), (1612, 136276), (1736, 126542), (1922, 114296), (2041, 107632), (2198, 99944), (2512, 87451), (2821, 77872), (3224, 68138), (3472, 63271), (3844, 57148), (4082, 53816), (4396, 49972), (4867, 45136), (5642, 38936), (6448, 34069), (6727, 32656), (7688, 28574), (8164, 26908), (8792, 24986), (9734, 22568), (11284, 19468), (12493, 17584), (13454, 16328), (14287, 15376)]