2781679320

素因数分解:

$2^3\times 3^5\times 5^1\times 7^1\times {\mathrm{40883}}^1$

素因数の和:40916

約数の個数: 192

約数和(自身を含む): 10714878720

約数和(自身を除く): 7933199400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 108, 120, 126, 135, 140, 162, 168, 180, 189, 210, 216, 243, 252, 270, 280, 315, 324, 360, 378, 405, 420, 486, 504, 540, 567, 630, 648, 756, 810, 840, 945, 972, 1080, 1134, 1215, 1260, 1512, 1620, 1701, 1890, 1944, 2268, 2430, 2520, 2835, 3240, 3402, 3780, 4536, 4860, 5670, 6804, 7560, 8505, 9720, 11340, 13608, 17010, 22680, 34020, 40883, 68040, 81766, 122649, 163532, 204415, 245298, 286181, 327064, 367947, 408830, 490596, 572362, 613245, 735894, 817660, 858543, 981192, 1103841, 1144724, 1226490, 1430905, 1471788, 1635320, 1717086, 1839735, 2207682, 2289448, 2452980, 2575629, 2861810, 2943576, 3311523, 3434172, 3679470, 4292715, 4415364, 4905960, 5151258, 5519205, 5723620, 6623046, 6868344, 7358940, 7726887, 8585430, 8830728, 9934569, 10302516, 11038410, 11447240, 12878145, 13246092, 14717880, 15453774, 16557615, 17170860, 19869138, 20605032, 22076820, 23180661, 25756290, 26492184, 30907548, 33115230, 34341720, 38634435, 39738276, 44153640, 46361322, 49672845, 51512580, 61815096, 66230460, 69541983, 77268870, 79476552, 92722644, 99345690, 103025160, 115903305, 132460920, 139083966, 154537740, 185445288, 198691380, 231806610, 278167932, 309075480, 347709915, 397382760, 463613220, 556335864, 695419830, 927226440, 1390839660, 2781679320]

約数ペア:

[(1, 2781679320), (2, 1390839660), (3, 927226440), (4, 695419830), (5, 556335864), (6, 463613220), (7, 397382760), (8, 347709915), (9, 309075480), (10, 278167932), (12, 231806610), (14, 198691380), (15, 185445288), (18, 154537740), (20, 139083966), (21, 132460920), (24, 115903305), (27, 103025160), (28, 99345690), (30, 92722644), (35, 79476552), (36, 77268870), (40, 69541983), (42, 66230460), (45, 61815096), (54, 51512580), (56, 49672845), (60, 46361322), (63, 44153640), (70, 39738276), (72, 38634435), (81, 34341720), (84, 33115230), (90, 30907548), (105, 26492184), (108, 25756290), (120, 23180661), (126, 22076820), (135, 20605032), (140, 19869138), (162, 17170860), (168, 16557615), (180, 15453774), (189, 14717880), (210, 13246092), (216, 12878145), (243, 11447240), (252, 11038410), (270, 10302516), (280, 9934569), (315, 8830728), (324, 8585430), (360, 7726887), (378, 7358940), (405, 6868344), (420, 6623046), (486, 5723620), (504, 5519205), (540, 5151258), (567, 4905960), (630, 4415364), (648, 4292715), (756, 3679470), (810, 3434172), (840, 3311523), (945, 2943576), (972, 2861810), (1080, 2575629), (1134, 2452980), (1215, 2289448), (1260, 2207682), (1512, 1839735), (1620, 1717086), (1701, 1635320), (1890, 1471788), (1944, 1430905), (2268, 1226490), (2430, 1144724), (2520, 1103841), (2835, 981192), (3240, 858543), (3402, 817660), (3780, 735894), (4536, 613245), (4860, 572362), (5670, 490596), (6804, 408830), (7560, 367947), (8505, 327064), (9720, 286181), (11340, 245298), (13608, 204415), (17010, 163532), (22680, 122649), (34020, 81766), (40883, 68040)]