440369384

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:168

約数の個数: 192

約数和(自身を含む): 1124352000

約数和(自身を除く): 683982616

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 31, 38, 52, 56, 62, 76, 79, 91, 104, 124, 133, 152, 158, 169, 182, 217, 247, 248, 266, 316, 338, 364, 403, 434, 494, 532, 553, 589, 632, 676, 728, 806, 868, 988, 1027, 1064, 1106, 1178, 1183, 1352, 1501, 1612, 1729, 1736, 1976, 2054, 2212, 2356, 2366, 2449, 2821, 3002, 3211, 3224, 3458, 4108, 4123, 4424, 4712, 4732, 4898, 5239, 5642, 6004, 6422, 6916, 7189, 7657, 8216, 8246, 9464, 9796, 10478, 10507, 11284, 12008, 12844, 13351, 13832, 14378, 15314, 16492, 17143, 19513, 19592, 20956, 21014, 22477, 22568, 25688, 26702, 28756, 30628, 31837, 32984, 34286, 36673, 39026, 41912, 42028, 44954, 46531, 53404, 53599, 57512, 61256, 63674, 68572, 73346, 78052, 84056, 89908, 93062, 93457, 99541, 106808, 107198, 127348, 136591, 137144, 146692, 156104, 179816, 186124, 186914, 199082, 214396, 222859, 253669, 254696, 273182, 293384, 325717, 372248, 373828, 398164, 413881, 428792, 445718, 507338, 546364, 604903, 651434, 696787, 747656, 796328, 827762, 891436, 1014676, 1092728, 1209806, 1302868, 1393574, 1655524, 1775683, 1782872, 2029352, 2419612, 2605736, 2787148, 2897167, 3311048, 3551366, 4234321, 4839224, 5574296, 5794334, 7102732, 7863739, 8468642, 11588668, 14205464, 15727478, 16937284, 23177336, 31454956, 33874568, 55046173, 62909912, 110092346, 220184692, 440369384]

約数ペア:

[(1, 440369384), (2, 220184692), (4, 110092346), (7, 62909912), (8, 55046173), (13, 33874568), (14, 31454956), (19, 23177336), (26, 16937284), (28, 15727478), (31, 14205464), (38, 11588668), (52, 8468642), (56, 7863739), (62, 7102732), (76, 5794334), (79, 5574296), (91, 4839224), (104, 4234321), (124, 3551366), (133, 3311048), (152, 2897167), (158, 2787148), (169, 2605736), (182, 2419612), (217, 2029352), (247, 1782872), (248, 1775683), (266, 1655524), (316, 1393574), (338, 1302868), (364, 1209806), (403, 1092728), (434, 1014676), (494, 891436), (532, 827762), (553, 796328), (589, 747656), (632, 696787), (676, 651434), (728, 604903), (806, 546364), (868, 507338), (988, 445718), (1027, 428792), (1064, 413881), (1106, 398164), (1178, 373828), (1183, 372248), (1352, 325717), (1501, 293384), (1612, 273182), (1729, 254696), (1736, 253669), (1976, 222859), (2054, 214396), (2212, 199082), (2356, 186914), (2366, 186124), (2449, 179816), (2821, 156104), (3002, 146692), (3211, 137144), (3224, 136591), (3458, 127348), (4108, 107198), (4123, 106808), (4424, 99541), (4712, 93457), (4732, 93062), (4898, 89908), (5239, 84056), (5642, 78052), (6004, 73346), (6422, 68572), (6916, 63674), (7189, 61256), (7657, 57512), (8216, 53599), (8246, 53404), (9464, 46531), (9796, 44954), (10478, 42028), (10507, 41912), (11284, 39026), (12008, 36673), (12844, 34286), (13351, 32984), (13832, 31837), (14378, 30628), (15314, 28756), (16492, 26702), (17143, 25688), (19513, 22568), (19592, 22477), (20956, 21014)]