2281567400

素因数分解:

$2^3\times 5^2\times 7^3\times {\mathrm{79}}^1\times {\mathrm{421}}^1$

素因数の和:537

約数の個数: 192

約数和(自身を含む): 6279360000

約数和(自身を除く): 3997792600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 79, 98, 100, 140, 158, 175, 196, 200, 245, 280, 316, 343, 350, 392, 395, 421, 490, 553, 632, 686, 700, 790, 842, 980, 1106, 1225, 1372, 1400, 1580, 1684, 1715, 1960, 1975, 2105, 2212, 2450, 2744, 2765, 2947, 3160, 3368, 3430, 3871, 3950, 4210, 4424, 4900, 5530, 5894, 6860, 7742, 7900, 8420, 8575, 9800, 10525, 11060, 11788, 13720, 13825, 14735, 15484, 15800, 16840, 17150, 19355, 20629, 21050, 22120, 23576, 27097, 27650, 29470, 30968, 33259, 34300, 38710, 41258, 42100, 54194, 55300, 58940, 66518, 68600, 73675, 77420, 82516, 84200, 96775, 103145, 108388, 110600, 117880, 133036, 135485, 144403, 147350, 154840, 165032, 166295, 193550, 206290, 216776, 232813, 266072, 270970, 288806, 294700, 332590, 387100, 412580, 465626, 515725, 541940, 577612, 589400, 665180, 677425, 722015, 774200, 825160, 831475, 931252, 1031450, 1083880, 1155224, 1164065, 1330360, 1354850, 1444030, 1629691, 1662950, 1862504, 2062900, 2328130, 2709700, 2888060, 3259382, 3325900, 3610075, 4125800, 4656260, 5419400, 5776120, 5820325, 6518764, 6651800, 7220150, 8148455, 9312520, 11407837, 11640650, 13037528, 14440300, 16296910, 22815674, 23281300, 28880600, 32593820, 40742275, 45631348, 46562600, 57039185, 65187640, 81484550, 91262696, 114078370, 162969100, 228156740, 285195925, 325938200, 456313480, 570391850, 1140783700, 2281567400]

約数ペア:

[(1, 2281567400), (2, 1140783700), (4, 570391850), (5, 456313480), (7, 325938200), (8, 285195925), (10, 228156740), (14, 162969100), (20, 114078370), (25, 91262696), (28, 81484550), (35, 65187640), (40, 57039185), (49, 46562600), (50, 45631348), (56, 40742275), (70, 32593820), (79, 28880600), (98, 23281300), (100, 22815674), (140, 16296910), (158, 14440300), (175, 13037528), (196, 11640650), (200, 11407837), (245, 9312520), (280, 8148455), (316, 7220150), (343, 6651800), (350, 6518764), (392, 5820325), (395, 5776120), (421, 5419400), (490, 4656260), (553, 4125800), (632, 3610075), (686, 3325900), (700, 3259382), (790, 2888060), (842, 2709700), (980, 2328130), (1106, 2062900), (1225, 1862504), (1372, 1662950), (1400, 1629691), (1580, 1444030), (1684, 1354850), (1715, 1330360), (1960, 1164065), (1975, 1155224), (2105, 1083880), (2212, 1031450), (2450, 931252), (2744, 831475), (2765, 825160), (2947, 774200), (3160, 722015), (3368, 677425), (3430, 665180), (3871, 589400), (3950, 577612), (4210, 541940), (4424, 515725), (4900, 465626), (5530, 412580), (5894, 387100), (6860, 332590), (7742, 294700), (7900, 288806), (8420, 270970), (8575, 266072), (9800, 232813), (10525, 216776), (11060, 206290), (11788, 193550), (13720, 166295), (13825, 165032), (14735, 154840), (15484, 147350), (15800, 144403), (16840, 135485), (17150, 133036), (19355, 117880), (20629, 110600), (21050, 108388), (22120, 103145), (23576, 96775), (27097, 84200), (27650, 82516), (29470, 77420), (30968, 73675), (33259, 68600), (34300, 66518), (38710, 58940), (41258, 55300), (42100, 54194)]