28087080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1153}}^1$

素因数の和:1203

約数の個数: 128

約数和(自身を含む): 99705600

約数和(自身を除く): 71618520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 29, 30, 35, 40, 42, 56, 58, 60, 70, 84, 87, 105, 116, 120, 140, 145, 168, 174, 203, 210, 232, 280, 290, 348, 406, 420, 435, 580, 609, 696, 812, 840, 870, 1015, 1153, 1160, 1218, 1624, 1740, 2030, 2306, 2436, 3045, 3459, 3480, 4060, 4612, 4872, 5765, 6090, 6918, 8071, 8120, 9224, 11530, 12180, 13836, 16142, 17295, 23060, 24213, 24360, 27672, 32284, 33437, 34590, 40355, 46120, 48426, 64568, 66874, 69180, 80710, 96852, 100311, 121065, 133748, 138360, 161420, 167185, 193704, 200622, 234059, 242130, 267496, 322840, 334370, 401244, 468118, 484260, 501555, 668740, 702177, 802488, 936236, 968520, 1003110, 1170295, 1337480, 1404354, 1872472, 2006220, 2340590, 2808708, 3510885, 4012440, 4681180, 5617416, 7021770, 9362360, 14043540, 28087080]

約数ペア:

[(1, 28087080), (2, 14043540), (3, 9362360), (4, 7021770), (5, 5617416), (6, 4681180), (7, 4012440), (8, 3510885), (10, 2808708), (12, 2340590), (14, 2006220), (15, 1872472), (20, 1404354), (21, 1337480), (24, 1170295), (28, 1003110), (29, 968520), (30, 936236), (35, 802488), (40, 702177), (42, 668740), (56, 501555), (58, 484260), (60, 468118), (70, 401244), (84, 334370), (87, 322840), (105, 267496), (116, 242130), (120, 234059), (140, 200622), (145, 193704), (168, 167185), (174, 161420), (203, 138360), (210, 133748), (232, 121065), (280, 100311), (290, 96852), (348, 80710), (406, 69180), (420, 66874), (435, 64568), (580, 48426), (609, 46120), (696, 40355), (812, 34590), (840, 33437), (870, 32284), (1015, 27672), (1153, 24360), (1160, 24213), (1218, 23060), (1624, 17295), (1740, 16142), (2030, 13836), (2306, 12180), (2436, 11530), (3045, 9224), (3459, 8120), (3480, 8071), (4060, 6918), (4612, 6090), (4872, 5765)]