321511008

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:214

約数の個数: 288

約数和(自身を含む): 1106784000

約数和(自身を除く): 785272992

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 19, 21, 24, 26, 28, 32, 38, 39, 42, 48, 52, 56, 57, 76, 78, 84, 91, 96, 104, 112, 114, 133, 149, 152, 156, 168, 169, 182, 208, 224, 228, 247, 266, 273, 298, 304, 312, 336, 338, 364, 399, 416, 447, 456, 494, 507, 532, 546, 596, 608, 624, 672, 676, 728, 741, 798, 894, 912, 988, 1014, 1043, 1064, 1092, 1183, 1192, 1248, 1352, 1456, 1482, 1596, 1729, 1788, 1824, 1937, 1976, 2028, 2086, 2128, 2184, 2366, 2384, 2704, 2831, 2912, 2964, 3129, 3192, 3211, 3458, 3549, 3576, 3874, 3952, 4056, 4172, 4256, 4368, 4732, 4768, 5187, 5408, 5662, 5811, 5928, 6258, 6384, 6422, 6916, 7098, 7152, 7748, 7904, 8112, 8344, 8493, 8736, 9464, 9633, 10374, 11324, 11622, 11856, 12516, 12768, 12844, 13559, 13832, 14196, 14304, 15496, 16224, 16688, 16986, 18928, 19266, 19817, 20748, 22477, 22648, 23244, 23712, 25032, 25181, 25688, 27118, 27664, 28392, 30992, 33376, 33972, 36803, 37856, 38532, 39634, 40677, 41496, 44954, 45296, 46488, 50064, 50362, 51376, 54236, 55328, 56784, 59451, 61984, 67431, 67944, 73606, 75543, 77064, 79268, 81354, 82992, 89908, 90592, 92976, 100128, 100724, 102752, 108472, 110409, 113568, 118902, 134862, 135888, 147212, 151086, 154128, 158536, 162708, 165984, 176267, 179816, 185952, 201448, 216944, 220818, 237804, 257621, 269724, 271776, 294424, 302172, 308256, 317072, 325416, 352534, 359632, 402896, 433888, 441636, 475608, 478439, 515242, 528801, 539448, 588848, 604344, 634144, 650832, 705068, 719264, 772863, 805792, 883272, 951216, 956878, 1030484, 1057602, 1078896, 1177696, 1208688, 1301664, 1410136, 1435317, 1545726, 1766544, 1902432, 1913756, 2060968, 2115204, 2157792, 2417376, 2820272, 2870634, 3091452, 3349073, 3533088, 3827512, 4121936, 4230408, 5640544, 5741268, 6182904, 6698146, 7655024, 8243872, 8460816, 10047219, 11482536, 12365808, 13396292, 15310048, 16921632, 20094438, 22965072, 24731616, 26792584, 40188876, 45930144, 53585168, 80377752, 107170336, 160755504, 321511008]

約数ペア:

[(1, 321511008), (2, 160755504), (3, 107170336), (4, 80377752), (6, 53585168), (7, 45930144), (8, 40188876), (12, 26792584), (13, 24731616), (14, 22965072), (16, 20094438), (19, 16921632), (21, 15310048), (24, 13396292), (26, 12365808), (28, 11482536), (32, 10047219), (38, 8460816), (39, 8243872), (42, 7655024), (48, 6698146), (52, 6182904), (56, 5741268), (57, 5640544), (76, 4230408), (78, 4121936), (84, 3827512), (91, 3533088), (96, 3349073), (104, 3091452), (112, 2870634), (114, 2820272), (133, 2417376), (149, 2157792), (152, 2115204), (156, 2060968), (168, 1913756), (169, 1902432), (182, 1766544), (208, 1545726), (224, 1435317), (228, 1410136), (247, 1301664), (266, 1208688), (273, 1177696), (298, 1078896), (304, 1057602), (312, 1030484), (336, 956878), (338, 951216), (364, 883272), (399, 805792), (416, 772863), (447, 719264), (456, 705068), (494, 650832), (507, 634144), (532, 604344), (546, 588848), (596, 539448), (608, 528801), (624, 515242), (672, 478439), (676, 475608), (728, 441636), (741, 433888), (798, 402896), (894, 359632), (912, 352534), (988, 325416), (1014, 317072), (1043, 308256), (1064, 302172), (1092, 294424), (1183, 271776), (1192, 269724), (1248, 257621), (1352, 237804), (1456, 220818), (1482, 216944), (1596, 201448), (1729, 185952), (1788, 179816), (1824, 176267), (1937, 165984), (1976, 162708), (2028, 158536), (2086, 154128), (2128, 151086), (2184, 147212), (2366, 135888), (2384, 134862), (2704, 118902), (2831, 113568), (2912, 110409), (2964, 108472), (3129, 102752), (3192, 100724), (3211, 100128), (3458, 92976), (3549, 90592), (3576, 89908), (3874, 82992), (3952, 81354), (4056, 79268), (4172, 77064), (4256, 75543), (4368, 73606), (4732, 67944), (4768, 67431), (5187, 61984), (5408, 59451), (5662, 56784), (5811, 55328), (5928, 54236), (6258, 51376), (6384, 50362), (6422, 50064), (6916, 46488), (7098, 45296), (7152, 44954), (7748, 41496), (7904, 40677), (8112, 39634), (8344, 38532), (8493, 37856), (8736, 36803), (9464, 33972), (9633, 33376), (10374, 30992), (11324, 28392), (11622, 27664), (11856, 27118), (12516, 25688), (12768, 25181), (12844, 25032), (13559, 23712), (13832, 23244), (14196, 22648), (14304, 22477), (15496, 20748), (16224, 19817), (16688, 19266), (16986, 18928)]