21732240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:197

約数の個数: 160

約数和(自身を含む): 73138176

約数和(自身を除く): 51405936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 31, 40, 46, 48, 60, 62, 69, 80, 92, 93, 115, 120, 124, 127, 138, 155, 184, 186, 230, 240, 248, 254, 276, 310, 345, 368, 372, 381, 460, 465, 496, 508, 552, 620, 635, 690, 713, 744, 762, 920, 930, 1016, 1104, 1240, 1270, 1380, 1426, 1488, 1524, 1840, 1860, 1905, 2032, 2139, 2480, 2540, 2760, 2852, 2921, 3048, 3565, 3720, 3810, 3937, 4278, 5080, 5520, 5704, 5842, 6096, 7130, 7440, 7620, 7874, 8556, 8763, 10160, 10695, 11408, 11684, 11811, 14260, 14605, 15240, 15748, 17112, 17526, 19685, 21390, 23368, 23622, 28520, 29210, 30480, 31496, 34224, 35052, 39370, 42780, 43815, 46736, 47244, 57040, 58420, 59055, 62992, 70104, 78740, 85560, 87630, 90551, 94488, 116840, 118110, 140208, 157480, 171120, 175260, 181102, 188976, 233680, 236220, 271653, 314960, 350520, 362204, 452755, 472440, 543306, 701040, 724408, 905510, 944880, 1086612, 1358265, 1448816, 1811020, 2173224, 2716530, 3622040, 4346448, 5433060, 7244080, 10866120, 21732240]

約数ペア:

[(1, 21732240), (2, 10866120), (3, 7244080), (4, 5433060), (5, 4346448), (6, 3622040), (8, 2716530), (10, 2173224), (12, 1811020), (15, 1448816), (16, 1358265), (20, 1086612), (23, 944880), (24, 905510), (30, 724408), (31, 701040), (40, 543306), (46, 472440), (48, 452755), (60, 362204), (62, 350520), (69, 314960), (80, 271653), (92, 236220), (93, 233680), (115, 188976), (120, 181102), (124, 175260), (127, 171120), (138, 157480), (155, 140208), (184, 118110), (186, 116840), (230, 94488), (240, 90551), (248, 87630), (254, 85560), (276, 78740), (310, 70104), (345, 62992), (368, 59055), (372, 58420), (381, 57040), (460, 47244), (465, 46736), (496, 43815), (508, 42780), (552, 39370), (620, 35052), (635, 34224), (690, 31496), (713, 30480), (744, 29210), (762, 28520), (920, 23622), (930, 23368), (1016, 21390), (1104, 19685), (1240, 17526), (1270, 17112), (1380, 15748), (1426, 15240), (1488, 14605), (1524, 14260), (1840, 11811), (1860, 11684), (1905, 11408), (2032, 10695), (2139, 10160), (2480, 8763), (2540, 8556), (2760, 7874), (2852, 7620), (2921, 7440), (3048, 7130), (3565, 6096), (3720, 5842), (3810, 5704), (3937, 5520), (4278, 5080)]