19444320

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{643}}^1$

素因数の和:674

約数の個数: 192

約数和(自身を含む): 77898240

約数和(自身を除く): 58453920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 378, 420, 432, 480, 504, 540, 560, 630, 643, 672, 720, 756, 840, 864, 945, 1008, 1080, 1120, 1260, 1286, 1440, 1512, 1680, 1890, 1929, 2016, 2160, 2520, 2572, 3024, 3215, 3360, 3780, 3858, 4320, 4501, 5040, 5144, 5787, 6048, 6430, 7560, 7716, 9002, 9645, 10080, 10288, 11574, 12860, 13503, 15120, 15432, 17361, 18004, 19290, 20576, 22505, 23148, 25720, 27006, 28935, 30240, 30864, 34722, 36008, 38580, 40509, 45010, 46296, 51440, 54012, 57870, 61728, 67515, 69444, 72016, 77160, 81018, 86805, 90020, 92592, 102880, 108024, 115740, 121527, 135030, 138888, 144032, 154320, 162036, 173610, 180040, 185184, 202545, 216048, 231480, 243054, 270060, 277776, 308640, 324072, 347220, 360080, 405090, 432096, 462960, 486108, 540120, 555552, 607635, 648144, 694440, 720160, 810180, 925920, 972216, 1080240, 1215270, 1296288, 1388880, 1620360, 1944432, 2160480, 2430540, 2777760, 3240720, 3888864, 4861080, 6481440, 9722160, 19444320]

約数ペア:

[(1, 19444320), (2, 9722160), (3, 6481440), (4, 4861080), (5, 3888864), (6, 3240720), (7, 2777760), (8, 2430540), (9, 2160480), (10, 1944432), (12, 1620360), (14, 1388880), (15, 1296288), (16, 1215270), (18, 1080240), (20, 972216), (21, 925920), (24, 810180), (27, 720160), (28, 694440), (30, 648144), (32, 607635), (35, 555552), (36, 540120), (40, 486108), (42, 462960), (45, 432096), (48, 405090), (54, 360080), (56, 347220), (60, 324072), (63, 308640), (70, 277776), (72, 270060), (80, 243054), (84, 231480), (90, 216048), (96, 202545), (105, 185184), (108, 180040), (112, 173610), (120, 162036), (126, 154320), (135, 144032), (140, 138888), (144, 135030), (160, 121527), (168, 115740), (180, 108024), (189, 102880), (210, 92592), (216, 90020), (224, 86805), (240, 81018), (252, 77160), (270, 72016), (280, 69444), (288, 67515), (315, 61728), (336, 57870), (360, 54012), (378, 51440), (420, 46296), (432, 45010), (480, 40509), (504, 38580), (540, 36008), (560, 34722), (630, 30864), (643, 30240), (672, 28935), (720, 27006), (756, 25720), (840, 23148), (864, 22505), (945, 20576), (1008, 19290), (1080, 18004), (1120, 17361), (1260, 15432), (1286, 15120), (1440, 13503), (1512, 12860), (1680, 11574), (1890, 10288), (1929, 10080), (2016, 9645), (2160, 9002), (2520, 7716), (2572, 7560), (3024, 6430), (3215, 6048), (3360, 5787), (3780, 5144), (3858, 5040), (4320, 4501)]