1728492800

素因数分解:

$2^8\times 5^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:261

約数の個数: 216

約数和(自身を含む): 4524189600

約数和(自身を除く): 2795696800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 32, 40, 50, 58, 64, 67, 80, 100, 116, 128, 134, 139, 145, 160, 200, 232, 256, 268, 278, 290, 320, 335, 400, 464, 536, 556, 580, 640, 670, 695, 725, 800, 928, 1072, 1112, 1160, 1280, 1340, 1390, 1450, 1600, 1675, 1856, 1943, 2144, 2224, 2320, 2680, 2780, 2900, 3200, 3350, 3475, 3712, 3886, 4031, 4288, 4448, 4640, 5360, 5560, 5800, 6400, 6700, 6950, 7424, 7772, 8062, 8576, 8896, 9280, 9313, 9715, 10720, 11120, 11600, 13400, 13900, 15544, 16124, 17152, 17792, 18560, 18626, 19430, 20155, 21440, 22240, 23200, 26800, 27800, 31088, 32248, 35584, 37120, 37252, 38860, 40310, 42880, 44480, 46400, 46565, 48575, 53600, 55600, 62176, 64496, 74504, 77720, 80620, 85760, 88960, 92800, 93130, 97150, 100775, 107200, 111200, 124352, 128992, 149008, 155440, 161240, 177920, 185600, 186260, 194300, 201550, 214400, 222400, 232825, 248704, 257984, 270077, 298016, 310880, 322480, 372520, 388600, 403100, 428800, 444800, 465650, 497408, 515968, 540154, 596032, 621760, 644960, 745040, 777200, 806200, 889600, 931300, 1031936, 1080308, 1192064, 1243520, 1289920, 1350385, 1490080, 1554400, 1612400, 1862600, 2160616, 2384128, 2487040, 2579840, 2700770, 2980160, 3108800, 3224800, 3725200, 4321232, 5159680, 5401540, 5960320, 6217600, 6449600, 6751925, 7450400, 8642464, 10803080, 11920640, 12435200, 12899200, 13503850, 14900800, 17284928, 21606160, 25798400, 27007700, 29801600, 34569856, 43212320, 54015400, 59603200, 69139712, 86424640, 108030800, 172849280, 216061600, 345698560, 432123200, 864246400, 1728492800]

約数ペア:

[(1, 1728492800), (2, 864246400), (4, 432123200), (5, 345698560), (8, 216061600), (10, 172849280), (16, 108030800), (20, 86424640), (25, 69139712), (29, 59603200), (32, 54015400), (40, 43212320), (50, 34569856), (58, 29801600), (64, 27007700), (67, 25798400), (80, 21606160), (100, 17284928), (116, 14900800), (128, 13503850), (134, 12899200), (139, 12435200), (145, 11920640), (160, 10803080), (200, 8642464), (232, 7450400), (256, 6751925), (268, 6449600), (278, 6217600), (290, 5960320), (320, 5401540), (335, 5159680), (400, 4321232), (464, 3725200), (536, 3224800), (556, 3108800), (580, 2980160), (640, 2700770), (670, 2579840), (695, 2487040), (725, 2384128), (800, 2160616), (928, 1862600), (1072, 1612400), (1112, 1554400), (1160, 1490080), (1280, 1350385), (1340, 1289920), (1390, 1243520), (1450, 1192064), (1600, 1080308), (1675, 1031936), (1856, 931300), (1943, 889600), (2144, 806200), (2224, 777200), (2320, 745040), (2680, 644960), (2780, 621760), (2900, 596032), (3200, 540154), (3350, 515968), (3475, 497408), (3712, 465650), (3886, 444800), (4031, 428800), (4288, 403100), (4448, 388600), (4640, 372520), (5360, 322480), (5560, 310880), (5800, 298016), (6400, 270077), (6700, 257984), (6950, 248704), (7424, 232825), (7772, 222400), (8062, 214400), (8576, 201550), (8896, 194300), (9280, 186260), (9313, 185600), (9715, 177920), (10720, 161240), (11120, 155440), (11600, 149008), (13400, 128992), (13900, 124352), (15544, 111200), (16124, 107200), (17152, 100775), (17792, 97150), (18560, 93130), (18626, 92800), (19430, 88960), (20155, 85760), (21440, 80620), (22240, 77720), (23200, 74504), (26800, 64496), (27800, 62176), (31088, 55600), (32248, 53600), (35584, 48575), (37120, 46565), (37252, 46400), (38860, 44480), (40310, 42880)]