21140094720

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{1151}}^1\times {\mathrm{4783}}^1$

素因数の和:5958

約数の個数: 144

約数和(自身を含む): 67588964352

約数和(自身を除く): 46448869632

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1151, 1280, 1920, 2302, 3453, 3840, 4604, 4783, 5755, 6906, 9208, 9566, 11510, 13812, 14349, 17265, 18416, 19132, 23020, 23915, 27624, 28698, 34530, 36832, 38264, 46040, 47830, 55248, 57396, 69060, 71745, 73664, 76528, 92080, 95660, 110496, 114792, 138120, 143490, 147328, 153056, 184160, 191320, 220992, 229584, 276240, 286980, 294656, 306112, 368320, 382640, 441984, 459168, 552480, 573960, 612224, 736640, 765280, 883968, 918336, 1104960, 1147920, 1224448, 1473280, 1530560, 1836672, 2209920, 2295840, 3061120, 3673344, 4419840, 4591680, 5505233, 6122240, 9183360, 11010466, 16515699, 18366720, 22020932, 27526165, 33031398, 44041864, 55052330, 66062796, 82578495, 88083728, 110104660, 132125592, 165156990, 176167456, 220209320, 264251184, 330313980, 352334912, 440418640, 528502368, 660627960, 704669824, 880837280, 1057004736, 1321255920, 1409339648, 1761674560, 2114009472, 2642511840, 3523349120, 4228018944, 5285023680, 7046698240, 10570047360, 21140094720]

約数ペア:

[(1, 21140094720), (2, 10570047360), (3, 7046698240), (4, 5285023680), (5, 4228018944), (6, 3523349120), (8, 2642511840), (10, 2114009472), (12, 1761674560), (15, 1409339648), (16, 1321255920), (20, 1057004736), (24, 880837280), (30, 704669824), (32, 660627960), (40, 528502368), (48, 440418640), (60, 352334912), (64, 330313980), (80, 264251184), (96, 220209320), (120, 176167456), (128, 165156990), (160, 132125592), (192, 110104660), (240, 88083728), (256, 82578495), (320, 66062796), (384, 55052330), (480, 44041864), (640, 33031398), (768, 27526165), (960, 22020932), (1151, 18366720), (1280, 16515699), (1920, 11010466), (2302, 9183360), (3453, 6122240), (3840, 5505233), (4604, 4591680), (4783, 4419840), (5755, 3673344), (6906, 3061120), (9208, 2295840), (9566, 2209920), (11510, 1836672), (13812, 1530560), (14349, 1473280), (17265, 1224448), (18416, 1147920), (19132, 1104960), (23020, 918336), (23915, 883968), (27624, 765280), (28698, 736640), (34530, 612224), (36832, 573960), (38264, 552480), (46040, 459168), (47830, 441984), (55248, 382640), (57396, 368320), (69060, 306112), (71745, 294656), (73664, 286980), (76528, 276240), (92080, 229584), (95660, 220992), (110496, 191320), (114792, 184160), (138120, 153056), (143490, 147328)]