19062540

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{41}}^2$

素因数の和:110

約数の個数: 180

約数和(自身を含む): 70050288

約数和(自身を除く): 50987748

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 41, 42, 45, 54, 60, 63, 70, 81, 82, 84, 90, 105, 108, 123, 126, 135, 140, 162, 164, 180, 189, 205, 210, 246, 252, 270, 287, 315, 324, 369, 378, 405, 410, 420, 492, 540, 567, 574, 615, 630, 738, 756, 810, 820, 861, 945, 1107, 1134, 1148, 1230, 1260, 1435, 1476, 1620, 1681, 1722, 1845, 1890, 2214, 2268, 2460, 2583, 2835, 2870, 3321, 3362, 3444, 3690, 3780, 4305, 4428, 5043, 5166, 5535, 5670, 5740, 6642, 6724, 7380, 7749, 8405, 8610, 10086, 10332, 11070, 11340, 11767, 12915, 13284, 15129, 15498, 16605, 16810, 17220, 20172, 22140, 23247, 23534, 25215, 25830, 30258, 30996, 33210, 33620, 35301, 38745, 45387, 46494, 47068, 50430, 51660, 58835, 60516, 66420, 70602, 75645, 77490, 90774, 92988, 100860, 105903, 116235, 117670, 136161, 141204, 151290, 154980, 176505, 181548, 211806, 226935, 232470, 235340, 272322, 302580, 317709, 353010, 423612, 453870, 464940, 529515, 544644, 635418, 680805, 706020, 907740, 953127, 1059030, 1270836, 1361610, 1588545, 1906254, 2118060, 2723220, 3177090, 3812508, 4765635, 6354180, 9531270, 19062540]

約数ペア:

[(1, 19062540), (2, 9531270), (3, 6354180), (4, 4765635), (5, 3812508), (6, 3177090), (7, 2723220), (9, 2118060), (10, 1906254), (12, 1588545), (14, 1361610), (15, 1270836), (18, 1059030), (20, 953127), (21, 907740), (27, 706020), (28, 680805), (30, 635418), (35, 544644), (36, 529515), (41, 464940), (42, 453870), (45, 423612), (54, 353010), (60, 317709), (63, 302580), (70, 272322), (81, 235340), (82, 232470), (84, 226935), (90, 211806), (105, 181548), (108, 176505), (123, 154980), (126, 151290), (135, 141204), (140, 136161), (162, 117670), (164, 116235), (180, 105903), (189, 100860), (205, 92988), (210, 90774), (246, 77490), (252, 75645), (270, 70602), (287, 66420), (315, 60516), (324, 58835), (369, 51660), (378, 50430), (405, 47068), (410, 46494), (420, 45387), (492, 38745), (540, 35301), (567, 33620), (574, 33210), (615, 30996), (630, 30258), (738, 25830), (756, 25215), (810, 23534), (820, 23247), (861, 22140), (945, 20172), (1107, 17220), (1134, 16810), (1148, 16605), (1230, 15498), (1260, 15129), (1435, 13284), (1476, 12915), (1620, 11767), (1681, 11340), (1722, 11070), (1845, 10332), (1890, 10086), (2214, 8610), (2268, 8405), (2460, 7749), (2583, 7380), (2835, 6724), (2870, 6642), (3321, 5740), (3362, 5670), (3444, 5535), (3690, 5166), (3780, 5043), (4305, 4428)]