221794584

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{661}}^1$

素因数の和:753

約数の個数: 128

約数和(自身を含む): 640604160

約数和(自身を除く): 418809576

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 31, 33, 41, 44, 62, 66, 82, 88, 93, 123, 124, 132, 164, 186, 246, 248, 264, 328, 341, 372, 451, 492, 661, 682, 744, 902, 984, 1023, 1271, 1322, 1353, 1364, 1804, 1983, 2046, 2542, 2644, 2706, 2728, 3608, 3813, 3966, 4092, 5084, 5288, 5412, 7271, 7626, 7932, 8184, 10168, 10824, 13981, 14542, 15252, 15864, 20491, 21813, 27101, 27962, 29084, 30504, 40982, 41943, 43626, 54202, 55924, 58168, 61473, 81303, 81964, 83886, 87252, 108404, 111848, 122946, 162606, 163928, 167772, 174504, 216808, 225401, 245892, 298111, 325212, 335544, 450802, 491784, 596222, 650424, 676203, 840131, 894333, 901604, 1192444, 1352406, 1680262, 1788666, 1803208, 2384888, 2520393, 2704812, 3360524, 3577332, 5040786, 5409624, 6721048, 7154664, 9241441, 10081572, 18482882, 20163144, 27724323, 36965764, 55448646, 73931528, 110897292, 221794584]

約数ペア:

[(1, 221794584), (2, 110897292), (3, 73931528), (4, 55448646), (6, 36965764), (8, 27724323), (11, 20163144), (12, 18482882), (22, 10081572), (24, 9241441), (31, 7154664), (33, 6721048), (41, 5409624), (44, 5040786), (62, 3577332), (66, 3360524), (82, 2704812), (88, 2520393), (93, 2384888), (123, 1803208), (124, 1788666), (132, 1680262), (164, 1352406), (186, 1192444), (246, 901604), (248, 894333), (264, 840131), (328, 676203), (341, 650424), (372, 596222), (451, 491784), (492, 450802), (661, 335544), (682, 325212), (744, 298111), (902, 245892), (984, 225401), (1023, 216808), (1271, 174504), (1322, 167772), (1353, 163928), (1364, 162606), (1804, 122946), (1983, 111848), (2046, 108404), (2542, 87252), (2644, 83886), (2706, 81964), (2728, 81303), (3608, 61473), (3813, 58168), (3966, 55924), (4092, 54202), (5084, 43626), (5288, 41943), (5412, 40982), (7271, 30504), (7626, 29084), (7932, 27962), (8184, 27101), (10168, 21813), (10824, 20491), (13981, 15864), (14542, 15252)]