178458228

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{487}}^1$

素因数の和:548

約数の個数: 144

約数和(自身を含む): 522238080

約数和(自身を除く): 343779852

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 29, 36, 39, 52, 54, 58, 78, 81, 87, 108, 116, 117, 156, 162, 174, 234, 243, 261, 324, 348, 351, 377, 468, 486, 487, 522, 702, 754, 783, 972, 974, 1044, 1053, 1131, 1404, 1461, 1508, 1566, 1948, 2106, 2262, 2349, 2922, 3132, 3159, 3393, 4212, 4383, 4524, 4698, 5844, 6318, 6331, 6786, 7047, 8766, 9396, 10179, 12636, 12662, 13149, 13572, 14094, 14123, 17532, 18993, 20358, 25324, 26298, 28188, 28246, 30537, 37986, 39447, 40716, 42369, 52596, 56492, 56979, 61074, 75972, 78894, 84738, 91611, 113958, 118341, 122148, 127107, 157788, 169476, 170937, 183222, 183599, 227916, 236682, 254214, 341874, 366444, 367198, 381321, 473364, 508428, 512811, 550797, 683748, 734396, 762642, 1025622, 1101594, 1143963, 1525284, 1538433, 1652391, 2051244, 2203188, 2287926, 3076866, 3304782, 3431889, 4575852, 4957173, 6153732, 6609564, 6863778, 9914346, 13727556, 14871519, 19828692, 29743038, 44614557, 59486076, 89229114, 178458228]

約数ペア:

[(1, 178458228), (2, 89229114), (3, 59486076), (4, 44614557), (6, 29743038), (9, 19828692), (12, 14871519), (13, 13727556), (18, 9914346), (26, 6863778), (27, 6609564), (29, 6153732), (36, 4957173), (39, 4575852), (52, 3431889), (54, 3304782), (58, 3076866), (78, 2287926), (81, 2203188), (87, 2051244), (108, 1652391), (116, 1538433), (117, 1525284), (156, 1143963), (162, 1101594), (174, 1025622), (234, 762642), (243, 734396), (261, 683748), (324, 550797), (348, 512811), (351, 508428), (377, 473364), (468, 381321), (486, 367198), (487, 366444), (522, 341874), (702, 254214), (754, 236682), (783, 227916), (972, 183599), (974, 183222), (1044, 170937), (1053, 169476), (1131, 157788), (1404, 127107), (1461, 122148), (1508, 118341), (1566, 113958), (1948, 91611), (2106, 84738), (2262, 78894), (2349, 75972), (2922, 61074), (3132, 56979), (3159, 56492), (3393, 52596), (4212, 42369), (4383, 40716), (4524, 39447), (4698, 37986), (5844, 30537), (6318, 28246), (6331, 28188), (6786, 26298), (7047, 25324), (8766, 20358), (9396, 18993), (10179, 17532), (12636, 14123), (12662, 14094), (13149, 13572)]