1798993840

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{53}}^1\times {\mathrm{1237}}^1$

素因数の和:1324

約数の個数: 160

約数和(自身を含む): 4973788800

約数和(自身を除く): 3174794960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 53, 56, 70, 80, 98, 106, 112, 140, 196, 212, 245, 265, 280, 343, 371, 392, 424, 490, 530, 560, 686, 742, 784, 848, 980, 1060, 1237, 1372, 1484, 1715, 1855, 1960, 2120, 2474, 2597, 2744, 2968, 3430, 3710, 3920, 4240, 4948, 5194, 5488, 5936, 6185, 6860, 7420, 8659, 9896, 10388, 12370, 12985, 13720, 14840, 17318, 18179, 19792, 20776, 24740, 25970, 27440, 29680, 34636, 36358, 41552, 43295, 49480, 51940, 60613, 65561, 69272, 72716, 86590, 90895, 98960, 103880, 121226, 131122, 138544, 145432, 173180, 181790, 207760, 242452, 262244, 290864, 303065, 327805, 346360, 363580, 424291, 458927, 484904, 524488, 606130, 655610, 692720, 727160, 848582, 917854, 969808, 1048976, 1212260, 1311220, 1454320, 1697164, 1835708, 2121455, 2294635, 2424520, 2622440, 3212489, 3394328, 3671416, 4242910, 4589270, 4849040, 5244880, 6424978, 6788656, 7342832, 8485820, 9178540, 12849956, 16062445, 16971640, 18357080, 22487423, 25699912, 32124890, 33943280, 36714160, 44974846, 51399824, 64249780, 89949692, 112437115, 128499560, 179899384, 224874230, 256999120, 359798768, 449748460, 899496920, 1798993840]

約数ペア:

[(1, 1798993840), (2, 899496920), (4, 449748460), (5, 359798768), (7, 256999120), (8, 224874230), (10, 179899384), (14, 128499560), (16, 112437115), (20, 89949692), (28, 64249780), (35, 51399824), (40, 44974846), (49, 36714160), (53, 33943280), (56, 32124890), (70, 25699912), (80, 22487423), (98, 18357080), (106, 16971640), (112, 16062445), (140, 12849956), (196, 9178540), (212, 8485820), (245, 7342832), (265, 6788656), (280, 6424978), (343, 5244880), (371, 4849040), (392, 4589270), (424, 4242910), (490, 3671416), (530, 3394328), (560, 3212489), (686, 2622440), (742, 2424520), (784, 2294635), (848, 2121455), (980, 1835708), (1060, 1697164), (1237, 1454320), (1372, 1311220), (1484, 1212260), (1715, 1048976), (1855, 969808), (1960, 917854), (2120, 848582), (2474, 727160), (2597, 692720), (2744, 655610), (2968, 606130), (3430, 524488), (3710, 484904), (3920, 458927), (4240, 424291), (4948, 363580), (5194, 346360), (5488, 327805), (5936, 303065), (6185, 290864), (6860, 262244), (7420, 242452), (8659, 207760), (9896, 181790), (10388, 173180), (12370, 145432), (12985, 138544), (13720, 131122), (14840, 121226), (17318, 103880), (18179, 98960), (19792, 90895), (20776, 86590), (24740, 72716), (25970, 69272), (27440, 65561), (29680, 60613), (34636, 51940), (36358, 49480), (41552, 43295)]