18754740

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1$

素因数の和:268

約数の個数: 144

約数和(自身を含む): 62741952

約数和(自身を除く): 43987212

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 81, 85, 90, 102, 108, 135, 153, 162, 170, 180, 204, 227, 243, 255, 270, 306, 324, 340, 405, 454, 459, 486, 510, 540, 612, 681, 765, 810, 908, 918, 972, 1020, 1135, 1215, 1362, 1377, 1530, 1620, 1836, 2043, 2270, 2295, 2430, 2724, 2754, 3060, 3405, 3859, 4086, 4131, 4540, 4590, 4860, 5508, 6129, 6810, 6885, 7718, 8172, 8262, 9180, 10215, 11577, 12258, 13620, 13770, 15436, 16524, 18387, 19295, 20430, 20655, 23154, 24516, 27540, 30645, 34731, 36774, 38590, 40860, 41310, 46308, 55161, 57885, 61290, 69462, 73548, 77180, 82620, 91935, 104193, 110322, 115770, 122580, 138924, 173655, 183870, 208386, 220644, 231540, 275805, 312579, 347310, 367740, 416772, 520965, 551610, 625158, 694620, 937737, 1041930, 1103220, 1250316, 1562895, 1875474, 2083860, 3125790, 3750948, 4688685, 6251580, 9377370, 18754740]

約数ペア:

[(1, 18754740), (2, 9377370), (3, 6251580), (4, 4688685), (5, 3750948), (6, 3125790), (9, 2083860), (10, 1875474), (12, 1562895), (15, 1250316), (17, 1103220), (18, 1041930), (20, 937737), (27, 694620), (30, 625158), (34, 551610), (36, 520965), (45, 416772), (51, 367740), (54, 347310), (60, 312579), (68, 275805), (81, 231540), (85, 220644), (90, 208386), (102, 183870), (108, 173655), (135, 138924), (153, 122580), (162, 115770), (170, 110322), (180, 104193), (204, 91935), (227, 82620), (243, 77180), (255, 73548), (270, 69462), (306, 61290), (324, 57885), (340, 55161), (405, 46308), (454, 41310), (459, 40860), (486, 38590), (510, 36774), (540, 34731), (612, 30645), (681, 27540), (765, 24516), (810, 23154), (908, 20655), (918, 20430), (972, 19295), (1020, 18387), (1135, 16524), (1215, 15436), (1362, 13770), (1377, 13620), (1530, 12258), (1620, 11577), (1836, 10215), (2043, 9180), (2270, 8262), (2295, 8172), (2430, 7718), (2724, 6885), (2754, 6810), (3060, 6129), (3405, 5508), (3859, 4860), (4086, 4590), (4131, 4540)]