1663747560

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{647}}^1\times {\mathrm{2381}}^1$

素因数の和:3048

約数の個数: 128

約数和(自身を含む): 5556729600

約数和(自身を除く): 3892982040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 647, 1080, 1294, 1941, 2381, 2588, 3235, 3882, 4762, 5176, 5823, 6470, 7143, 7764, 9524, 9705, 11646, 11905, 12940, 14286, 15528, 17469, 19048, 19410, 21429, 23292, 23810, 25880, 28572, 29115, 34938, 35715, 38820, 42858, 46584, 47620, 57144, 58230, 64287, 69876, 71430, 77640, 85716, 87345, 95240, 107145, 116460, 128574, 139752, 142860, 171432, 174690, 214290, 232920, 257148, 285720, 321435, 349380, 428580, 514296, 642870, 698760, 857160, 1285740, 1540507, 2571480, 3081014, 4621521, 6162028, 7702535, 9243042, 12324056, 13864563, 15405070, 18486084, 23107605, 27729126, 30810140, 36972168, 41593689, 46215210, 55458252, 61620280, 69322815, 83187378, 92430420, 110916504, 138645630, 166374756, 184860840, 207968445, 277291260, 332749512, 415936890, 554582520, 831873780, 1663747560]

約数ペア:

[(1, 1663747560), (2, 831873780), (3, 554582520), (4, 415936890), (5, 332749512), (6, 277291260), (8, 207968445), (9, 184860840), (10, 166374756), (12, 138645630), (15, 110916504), (18, 92430420), (20, 83187378), (24, 69322815), (27, 61620280), (30, 55458252), (36, 46215210), (40, 41593689), (45, 36972168), (54, 30810140), (60, 27729126), (72, 23107605), (90, 18486084), (108, 15405070), (120, 13864563), (135, 12324056), (180, 9243042), (216, 7702535), (270, 6162028), (360, 4621521), (540, 3081014), (647, 2571480), (1080, 1540507), (1294, 1285740), (1941, 857160), (2381, 698760), (2588, 642870), (3235, 514296), (3882, 428580), (4762, 349380), (5176, 321435), (5823, 285720), (6470, 257148), (7143, 232920), (7764, 214290), (9524, 174690), (9705, 171432), (11646, 142860), (11905, 139752), (12940, 128574), (14286, 116460), (15528, 107145), (17469, 95240), (19048, 87345), (19410, 85716), (21429, 77640), (23292, 71430), (23810, 69876), (25880, 64287), (28572, 58230), (29115, 57144), (34938, 47620), (35715, 46584), (38820, 42858)]