2017755540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1\times {\mathrm{1291}}^1$

素因数の和:1782

約数の個数: 144

約数和(自身を含む): 6461757120

約数和(自身を除く): 4444001580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 457, 570, 684, 855, 914, 1140, 1291, 1371, 1710, 1828, 2285, 2582, 2742, 3420, 3873, 4113, 4570, 5164, 5484, 6455, 6855, 7746, 8226, 8683, 9140, 11619, 12910, 13710, 15492, 16452, 17366, 19365, 20565, 23238, 24529, 25820, 26049, 27420, 34732, 38730, 41130, 43415, 46476, 49058, 52098, 58095, 73587, 77460, 78147, 82260, 86830, 98116, 104196, 116190, 122645, 130245, 147174, 156294, 173660, 220761, 232380, 245290, 260490, 294348, 312588, 367935, 390735, 441522, 490580, 520980, 589987, 735870, 781470, 883044, 1103805, 1179974, 1471740, 1562940, 1769961, 2207610, 2359948, 2949935, 3539922, 4415220, 5309883, 5899870, 7079844, 8849805, 10619766, 11209753, 11799740, 17699610, 21239532, 22419506, 26549415, 33629259, 35399220, 44839012, 53098830, 56048765, 67258518, 100887777, 106197660, 112097530, 134517036, 168146295, 201775554, 224195060, 336292590, 403551108, 504438885, 672585180, 1008877770, 2017755540]

約数ペア:

[(1, 2017755540), (2, 1008877770), (3, 672585180), (4, 504438885), (5, 403551108), (6, 336292590), (9, 224195060), (10, 201775554), (12, 168146295), (15, 134517036), (18, 112097530), (19, 106197660), (20, 100887777), (30, 67258518), (36, 56048765), (38, 53098830), (45, 44839012), (57, 35399220), (60, 33629259), (76, 26549415), (90, 22419506), (95, 21239532), (114, 17699610), (171, 11799740), (180, 11209753), (190, 10619766), (228, 8849805), (285, 7079844), (342, 5899870), (380, 5309883), (457, 4415220), (570, 3539922), (684, 2949935), (855, 2359948), (914, 2207610), (1140, 1769961), (1291, 1562940), (1371, 1471740), (1710, 1179974), (1828, 1103805), (2285, 883044), (2582, 781470), (2742, 735870), (3420, 589987), (3873, 520980), (4113, 490580), (4570, 441522), (5164, 390735), (5484, 367935), (6455, 312588), (6855, 294348), (7746, 260490), (8226, 245290), (8683, 232380), (9140, 220761), (11619, 173660), (12910, 156294), (13710, 147174), (15492, 130245), (16452, 122645), (17366, 116190), (19365, 104196), (20565, 98116), (23238, 86830), (24529, 82260), (25820, 78147), (26049, 77460), (27420, 73587), (34732, 58095), (38730, 52098), (41130, 49058), (43415, 46476)]