172462860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:328

約数の個数: 144

約数和(自身を含む): 540277920

約数和(自身を除く): 367815060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 113, 122, 139, 180, 183, 226, 244, 278, 305, 339, 366, 417, 452, 549, 556, 565, 610, 678, 695, 732, 834, 915, 1017, 1098, 1130, 1220, 1251, 1356, 1390, 1668, 1695, 1830, 2034, 2085, 2196, 2260, 2502, 2745, 2780, 3390, 3660, 4068, 4170, 5004, 5085, 5490, 6255, 6780, 6893, 8340, 8479, 10170, 10980, 12510, 13786, 15707, 16958, 20340, 20679, 25020, 25437, 27572, 31414, 33916, 34465, 41358, 42395, 47121, 50874, 62037, 62828, 68930, 76311, 78535, 82716, 84790, 94242, 101748, 103395, 124074, 127185, 137860, 141363, 152622, 157070, 169580, 188484, 206790, 235605, 248148, 254370, 282726, 305244, 310185, 314140, 381555, 413580, 471210, 508740, 565452, 620370, 706815, 763110, 942420, 958127, 1240740, 1413630, 1526220, 1916254, 2827260, 2874381, 3832508, 4790635, 5748762, 8623143, 9581270, 11497524, 14371905, 17246286, 19162540, 28743810, 34492572, 43115715, 57487620, 86231430, 172462860]

約数ペア:

[(1, 172462860), (2, 86231430), (3, 57487620), (4, 43115715), (5, 34492572), (6, 28743810), (9, 19162540), (10, 17246286), (12, 14371905), (15, 11497524), (18, 9581270), (20, 8623143), (30, 5748762), (36, 4790635), (45, 3832508), (60, 2874381), (61, 2827260), (90, 1916254), (113, 1526220), (122, 1413630), (139, 1240740), (180, 958127), (183, 942420), (226, 763110), (244, 706815), (278, 620370), (305, 565452), (339, 508740), (366, 471210), (417, 413580), (452, 381555), (549, 314140), (556, 310185), (565, 305244), (610, 282726), (678, 254370), (695, 248148), (732, 235605), (834, 206790), (915, 188484), (1017, 169580), (1098, 157070), (1130, 152622), (1220, 141363), (1251, 137860), (1356, 127185), (1390, 124074), (1668, 103395), (1695, 101748), (1830, 94242), (2034, 84790), (2085, 82716), (2196, 78535), (2260, 76311), (2502, 68930), (2745, 62828), (2780, 62037), (3390, 50874), (3660, 47121), (4068, 42395), (4170, 41358), (5004, 34465), (5085, 33916), (5490, 31414), (6255, 27572), (6780, 25437), (6893, 25020), (8340, 20679), (8479, 20340), (10170, 16958), (10980, 15707), (12510, 13786)]