78305220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2143}}^1$

素因数の和:2194

約数の個数: 144

約数和(自身を含む): 280949760

約数和(自身を除く): 202644540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 29, 30, 35, 36, 42, 45, 58, 60, 63, 70, 84, 87, 90, 105, 116, 126, 140, 145, 174, 180, 203, 210, 252, 261, 290, 315, 348, 406, 420, 435, 522, 580, 609, 630, 812, 870, 1015, 1044, 1218, 1260, 1305, 1740, 1827, 2030, 2143, 2436, 2610, 3045, 3654, 4060, 4286, 5220, 6090, 6429, 7308, 8572, 9135, 10715, 12180, 12858, 15001, 18270, 19287, 21430, 25716, 30002, 32145, 36540, 38574, 42860, 45003, 60004, 62147, 64290, 75005, 77148, 90006, 96435, 124294, 128580, 135009, 150010, 180012, 186441, 192870, 225015, 248588, 270018, 300020, 310735, 372882, 385740, 435029, 450030, 540036, 559323, 621470, 675045, 745764, 870058, 900060, 932205, 1118646, 1242940, 1305087, 1350090, 1740116, 1864410, 2175145, 2237292, 2610174, 2700180, 2796615, 3728820, 3915261, 4350290, 5220348, 5593230, 6525435, 7830522, 8700580, 11186460, 13050870, 15661044, 19576305, 26101740, 39152610, 78305220]

約数ペア:

[(1, 78305220), (2, 39152610), (3, 26101740), (4, 19576305), (5, 15661044), (6, 13050870), (7, 11186460), (9, 8700580), (10, 7830522), (12, 6525435), (14, 5593230), (15, 5220348), (18, 4350290), (20, 3915261), (21, 3728820), (28, 2796615), (29, 2700180), (30, 2610174), (35, 2237292), (36, 2175145), (42, 1864410), (45, 1740116), (58, 1350090), (60, 1305087), (63, 1242940), (70, 1118646), (84, 932205), (87, 900060), (90, 870058), (105, 745764), (116, 675045), (126, 621470), (140, 559323), (145, 540036), (174, 450030), (180, 435029), (203, 385740), (210, 372882), (252, 310735), (261, 300020), (290, 270018), (315, 248588), (348, 225015), (406, 192870), (420, 186441), (435, 180012), (522, 150010), (580, 135009), (609, 128580), (630, 124294), (812, 96435), (870, 90006), (1015, 77148), (1044, 75005), (1218, 64290), (1260, 62147), (1305, 60004), (1740, 45003), (1827, 42860), (2030, 38574), (2143, 36540), (2436, 32145), (2610, 30002), (3045, 25716), (3654, 21430), (4060, 19287), (4286, 18270), (5220, 15001), (6090, 12858), (6429, 12180), (7308, 10715), (8572, 9135)]