1406356740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{419}}^1\times {\mathrm{643}}^1$

素因数の和:1106

約数の個数: 144

約数和(自身を含む): 4430462400

約数和(自身を除く): 3024105660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 419, 435, 522, 580, 643, 838, 870, 1044, 1257, 1286, 1305, 1676, 1740, 1929, 2095, 2514, 2572, 2610, 3215, 3771, 3858, 4190, 5028, 5220, 5787, 6285, 6430, 7542, 7716, 8380, 9645, 11574, 12151, 12570, 12860, 15084, 18647, 18855, 19290, 23148, 24302, 25140, 28935, 36453, 37294, 37710, 38580, 48604, 55941, 57870, 60755, 72906, 74588, 75420, 93235, 109359, 111882, 115740, 121510, 145812, 167823, 182265, 186470, 218718, 223764, 243020, 269417, 279705, 335646, 364530, 372940, 437436, 538834, 546795, 559410, 671292, 729060, 808251, 839115, 1077668, 1093590, 1118820, 1347085, 1616502, 1678230, 2187180, 2424753, 2694170, 3233004, 3356460, 4041255, 4849506, 5388340, 7813093, 8082510, 9699012, 12123765, 15626186, 16165020, 23439279, 24247530, 31252372, 39065465, 46878558, 48495060, 70317837, 78130930, 93757116, 117196395, 140635674, 156261860, 234392790, 281271348, 351589185, 468785580, 703178370, 1406356740]

約数ペア:

[(1, 1406356740), (2, 703178370), (3, 468785580), (4, 351589185), (5, 281271348), (6, 234392790), (9, 156261860), (10, 140635674), (12, 117196395), (15, 93757116), (18, 78130930), (20, 70317837), (29, 48495060), (30, 46878558), (36, 39065465), (45, 31252372), (58, 24247530), (60, 23439279), (87, 16165020), (90, 15626186), (116, 12123765), (145, 9699012), (174, 8082510), (180, 7813093), (261, 5388340), (290, 4849506), (348, 4041255), (419, 3356460), (435, 3233004), (522, 2694170), (580, 2424753), (643, 2187180), (838, 1678230), (870, 1616502), (1044, 1347085), (1257, 1118820), (1286, 1093590), (1305, 1077668), (1676, 839115), (1740, 808251), (1929, 729060), (2095, 671292), (2514, 559410), (2572, 546795), (2610, 538834), (3215, 437436), (3771, 372940), (3858, 364530), (4190, 335646), (5028, 279705), (5220, 269417), (5787, 243020), (6285, 223764), (6430, 218718), (7542, 186470), (7716, 182265), (8380, 167823), (9645, 145812), (11574, 121510), (12151, 115740), (12570, 111882), (12860, 109359), (15084, 93235), (18647, 75420), (18855, 74588), (19290, 72906), (23148, 60755), (24302, 57870), (25140, 55941), (28935, 48604), (36453, 38580), (37294, 37710)]