668404464

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:272

約数の個数: 240

約数和(自身を含む): 2178432000

約数和(自身を除く): 1510027536

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 52, 56, 78, 79, 84, 91, 104, 112, 149, 156, 158, 168, 169, 182, 208, 237, 273, 298, 312, 316, 336, 338, 364, 447, 474, 507, 546, 553, 596, 624, 632, 676, 728, 894, 948, 1014, 1027, 1043, 1092, 1106, 1183, 1192, 1264, 1352, 1456, 1659, 1788, 1896, 1937, 2028, 2054, 2086, 2184, 2212, 2366, 2384, 2704, 3081, 3129, 3318, 3549, 3576, 3792, 3874, 4056, 4108, 4172, 4368, 4424, 4732, 5811, 6162, 6258, 6636, 7098, 7152, 7189, 7748, 8112, 8216, 8344, 8848, 9464, 11622, 11771, 12324, 12516, 13272, 13351, 13559, 14196, 14378, 15496, 16432, 16688, 18928, 21567, 23244, 23542, 24648, 25032, 25181, 26544, 26702, 27118, 28392, 28756, 30992, 35313, 40053, 40677, 43134, 46488, 47084, 49296, 50064, 50362, 53404, 54236, 56784, 57512, 70626, 75543, 80106, 81354, 82397, 86268, 92976, 93457, 94168, 100724, 106808, 108472, 115024, 141252, 151086, 153023, 160212, 162708, 164794, 172536, 176267, 186914, 188336, 201448, 213616, 216944, 247191, 280371, 282504, 302172, 306046, 320424, 325416, 329588, 345072, 352534, 373828, 402896, 459069, 494382, 528801, 560742, 565008, 604344, 612092, 640848, 650832, 659176, 705068, 747656, 918138, 988764, 1057602, 1071161, 1121484, 1208688, 1224184, 1318352, 1410136, 1495312, 1836276, 1977528, 1989299, 2115204, 2142322, 2242968, 2448368, 2820272, 3213483, 3672552, 3955056, 3978598, 4230408, 4284644, 4485936, 5967897, 6426966, 7345104, 7957196, 8460816, 8569288, 11935794, 12853932, 13925093, 15914392, 17138576, 23871588, 25707864, 27850186, 31828784, 41775279, 47743176, 51415728, 55700372, 83550558, 95486352, 111400744, 167101116, 222801488, 334202232, 668404464]

約数ペア:

[(1, 668404464), (2, 334202232), (3, 222801488), (4, 167101116), (6, 111400744), (7, 95486352), (8, 83550558), (12, 55700372), (13, 51415728), (14, 47743176), (16, 41775279), (21, 31828784), (24, 27850186), (26, 25707864), (28, 23871588), (39, 17138576), (42, 15914392), (48, 13925093), (52, 12853932), (56, 11935794), (78, 8569288), (79, 8460816), (84, 7957196), (91, 7345104), (104, 6426966), (112, 5967897), (149, 4485936), (156, 4284644), (158, 4230408), (168, 3978598), (169, 3955056), (182, 3672552), (208, 3213483), (237, 2820272), (273, 2448368), (298, 2242968), (312, 2142322), (316, 2115204), (336, 1989299), (338, 1977528), (364, 1836276), (447, 1495312), (474, 1410136), (507, 1318352), (546, 1224184), (553, 1208688), (596, 1121484), (624, 1071161), (632, 1057602), (676, 988764), (728, 918138), (894, 747656), (948, 705068), (1014, 659176), (1027, 650832), (1043, 640848), (1092, 612092), (1106, 604344), (1183, 565008), (1192, 560742), (1264, 528801), (1352, 494382), (1456, 459069), (1659, 402896), (1788, 373828), (1896, 352534), (1937, 345072), (2028, 329588), (2054, 325416), (2086, 320424), (2184, 306046), (2212, 302172), (2366, 282504), (2384, 280371), (2704, 247191), (3081, 216944), (3129, 213616), (3318, 201448), (3549, 188336), (3576, 186914), (3792, 176267), (3874, 172536), (4056, 164794), (4108, 162708), (4172, 160212), (4368, 153023), (4424, 151086), (4732, 141252), (5811, 115024), (6162, 108472), (6258, 106808), (6636, 100724), (7098, 94168), (7152, 93457), (7189, 92976), (7748, 86268), (8112, 82397), (8216, 81354), (8344, 80106), (8848, 75543), (9464, 70626), (11622, 57512), (11771, 56784), (12324, 54236), (12516, 53404), (13272, 50362), (13351, 50064), (13559, 49296), (14196, 47084), (14378, 46488), (15496, 43134), (16432, 40677), (16688, 40053), (18928, 35313), (21567, 30992), (23244, 28756), (23542, 28392), (24648, 27118), (25032, 26702), (25181, 26544)]