272481720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{1429}}^1$

素因数の和:1677

約数の個数: 128

約数和(自身を含む): 938995200

約数和(自身を除く): 666513480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 227, 280, 420, 454, 681, 840, 908, 1135, 1362, 1429, 1589, 1816, 2270, 2724, 2858, 3178, 3405, 4287, 4540, 4767, 5448, 5716, 6356, 6810, 7145, 7945, 8574, 9080, 9534, 10003, 11432, 12712, 13620, 14290, 15890, 17148, 19068, 20006, 21435, 23835, 27240, 28580, 30009, 31780, 34296, 38136, 40012, 42870, 47670, 50015, 57160, 60018, 63560, 80024, 85740, 95340, 100030, 120036, 150045, 171480, 190680, 200060, 240072, 300090, 324383, 400120, 600180, 648766, 973149, 1200360, 1297532, 1621915, 1946298, 2270681, 2595064, 3243830, 3892596, 4541362, 4865745, 6487660, 6812043, 7785192, 9082724, 9731490, 11353405, 12975320, 13624086, 18165448, 19462980, 22706810, 27248172, 34060215, 38925960, 45413620, 54496344, 68120430, 90827240, 136240860, 272481720]

約数ペア:

[(1, 272481720), (2, 136240860), (3, 90827240), (4, 68120430), (5, 54496344), (6, 45413620), (7, 38925960), (8, 34060215), (10, 27248172), (12, 22706810), (14, 19462980), (15, 18165448), (20, 13624086), (21, 12975320), (24, 11353405), (28, 9731490), (30, 9082724), (35, 7785192), (40, 6812043), (42, 6487660), (56, 4865745), (60, 4541362), (70, 3892596), (84, 3243830), (105, 2595064), (120, 2270681), (140, 1946298), (168, 1621915), (210, 1297532), (227, 1200360), (280, 973149), (420, 648766), (454, 600180), (681, 400120), (840, 324383), (908, 300090), (1135, 240072), (1362, 200060), (1429, 190680), (1589, 171480), (1816, 150045), (2270, 120036), (2724, 100030), (2858, 95340), (3178, 85740), (3405, 80024), (4287, 63560), (4540, 60018), (4767, 57160), (5448, 50015), (5716, 47670), (6356, 42870), (6810, 40012), (7145, 38136), (7945, 34296), (8574, 31780), (9080, 30009), (9534, 28580), (10003, 27240), (11432, 23835), (12712, 21435), (13620, 20006), (14290, 19068), (15890, 17148)]