7842240

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{389}}^1$

素因数の和:419

約数の個数: 168

約数和(自身を含む): 30906720

約数和(自身を除く): 23064480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 389, 420, 448, 480, 504, 560, 576, 630, 672, 720, 778, 840, 960, 1008, 1120, 1167, 1260, 1344, 1440, 1556, 1680, 1945, 2016, 2240, 2334, 2520, 2723, 2880, 3112, 3360, 3501, 3890, 4032, 4668, 5040, 5446, 5835, 6224, 6720, 7002, 7780, 8169, 9336, 10080, 10892, 11670, 12448, 13615, 14004, 15560, 16338, 17505, 18672, 20160, 21784, 23340, 24507, 24896, 27230, 28008, 31120, 32676, 35010, 37344, 40845, 43568, 46680, 49014, 54460, 56016, 62240, 65352, 70020, 74688, 81690, 87136, 93360, 98028, 108920, 112032, 122535, 124480, 130704, 140040, 163380, 174272, 186720, 196056, 217840, 224064, 245070, 261408, 280080, 326760, 373440, 392112, 435680, 490140, 522816, 560160, 653520, 784224, 871360, 980280, 1120320, 1307040, 1568448, 1960560, 2614080, 3921120, 7842240]

約数ペア:

[(1, 7842240), (2, 3921120), (3, 2614080), (4, 1960560), (5, 1568448), (6, 1307040), (7, 1120320), (8, 980280), (9, 871360), (10, 784224), (12, 653520), (14, 560160), (15, 522816), (16, 490140), (18, 435680), (20, 392112), (21, 373440), (24, 326760), (28, 280080), (30, 261408), (32, 245070), (35, 224064), (36, 217840), (40, 196056), (42, 186720), (45, 174272), (48, 163380), (56, 140040), (60, 130704), (63, 124480), (64, 122535), (70, 112032), (72, 108920), (80, 98028), (84, 93360), (90, 87136), (96, 81690), (105, 74688), (112, 70020), (120, 65352), (126, 62240), (140, 56016), (144, 54460), (160, 49014), (168, 46680), (180, 43568), (192, 40845), (210, 37344), (224, 35010), (240, 32676), (252, 31120), (280, 28008), (288, 27230), (315, 24896), (320, 24507), (336, 23340), (360, 21784), (389, 20160), (420, 18672), (448, 17505), (480, 16338), (504, 15560), (560, 14004), (576, 13615), (630, 12448), (672, 11670), (720, 10892), (778, 10080), (840, 9336), (960, 8169), (1008, 7780), (1120, 7002), (1167, 6720), (1260, 6224), (1344, 5835), (1440, 5446), (1556, 5040), (1680, 4668), (1945, 4032), (2016, 3890), (2240, 3501), (2334, 3360), (2520, 3112), (2723, 2880)]