1645302568

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{6997}}^1$

素因数の和:7059

約数の個数: 128

約数和(自身を含む): 4232390400

約数和(自身を除く): 2587087832

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 19, 26, 28, 34, 38, 52, 56, 68, 76, 91, 104, 119, 133, 136, 152, 182, 221, 238, 247, 266, 323, 364, 442, 476, 494, 532, 646, 728, 884, 952, 988, 1064, 1292, 1547, 1729, 1768, 1976, 2261, 2584, 3094, 3458, 4199, 4522, 6188, 6916, 6997, 8398, 9044, 12376, 13832, 13994, 16796, 18088, 27988, 29393, 33592, 48979, 55976, 58786, 90961, 97958, 117572, 118949, 132943, 181922, 195916, 235144, 237898, 265886, 363844, 391832, 475796, 531772, 636727, 727688, 832643, 930601, 951592, 1063544, 1273454, 1546337, 1665286, 1728259, 1861202, 2260031, 2546908, 3092674, 3330572, 3456518, 3722404, 4520062, 5093816, 6185348, 6661144, 6913036, 7444808, 9040124, 10824359, 12097813, 12370696, 13826072, 15820217, 18080248, 21648718, 24195626, 29380403, 31640434, 43297436, 48391252, 58760806, 63280868, 86594872, 96782504, 117521612, 126561736, 205662821, 235043224, 411325642, 822651284, 1645302568]

約数ペア:

[(1, 1645302568), (2, 822651284), (4, 411325642), (7, 235043224), (8, 205662821), (13, 126561736), (14, 117521612), (17, 96782504), (19, 86594872), (26, 63280868), (28, 58760806), (34, 48391252), (38, 43297436), (52, 31640434), (56, 29380403), (68, 24195626), (76, 21648718), (91, 18080248), (104, 15820217), (119, 13826072), (133, 12370696), (136, 12097813), (152, 10824359), (182, 9040124), (221, 7444808), (238, 6913036), (247, 6661144), (266, 6185348), (323, 5093816), (364, 4520062), (442, 3722404), (476, 3456518), (494, 3330572), (532, 3092674), (646, 2546908), (728, 2260031), (884, 1861202), (952, 1728259), (988, 1665286), (1064, 1546337), (1292, 1273454), (1547, 1063544), (1729, 951592), (1768, 930601), (1976, 832643), (2261, 727688), (2584, 636727), (3094, 531772), (3458, 475796), (4199, 391832), (4522, 363844), (6188, 265886), (6916, 237898), (6997, 235144), (8398, 195916), (9044, 181922), (12376, 132943), (13832, 118949), (13994, 117572), (16796, 97958), (18088, 90961), (27988, 58786), (29393, 55976), (33592, 48979)]