1288467840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61007}}^1$

素因数の和:61040

約数の個数: 128

約数和(自身を含む): 4480427520

約数和(自身を除く): 3191959680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 128, 132, 160, 165, 176, 192, 220, 240, 264, 320, 330, 352, 384, 440, 480, 528, 640, 660, 704, 880, 960, 1056, 1320, 1408, 1760, 1920, 2112, 2640, 3520, 4224, 5280, 7040, 10560, 21120, 61007, 122014, 183021, 244028, 305035, 366042, 488056, 610070, 671077, 732084, 915105, 976112, 1220140, 1342154, 1464168, 1830210, 1952224, 2013231, 2440280, 2684308, 2928336, 3355385, 3660420, 3904448, 4026462, 4880560, 5368616, 5856672, 6710770, 7320840, 7808896, 8052924, 9761120, 10066155, 10737232, 11713344, 13421540, 14641680, 16105848, 19522240, 20132310, 21474464, 23426688, 26843080, 29283360, 32211696, 39044480, 40264620, 42948928, 53686160, 58566720, 64423392, 80529240, 85897856, 107372320, 117133440, 128846784, 161058480, 214744640, 257693568, 322116960, 429489280, 644233920, 1288467840]

約数ペア:

[(1, 1288467840), (2, 644233920), (3, 429489280), (4, 322116960), (5, 257693568), (6, 214744640), (8, 161058480), (10, 128846784), (11, 117133440), (12, 107372320), (15, 85897856), (16, 80529240), (20, 64423392), (22, 58566720), (24, 53686160), (30, 42948928), (32, 40264620), (33, 39044480), (40, 32211696), (44, 29283360), (48, 26843080), (55, 23426688), (60, 21474464), (64, 20132310), (66, 19522240), (80, 16105848), (88, 14641680), (96, 13421540), (110, 11713344), (120, 10737232), (128, 10066155), (132, 9761120), (160, 8052924), (165, 7808896), (176, 7320840), (192, 6710770), (220, 5856672), (240, 5368616), (264, 4880560), (320, 4026462), (330, 3904448), (352, 3660420), (384, 3355385), (440, 2928336), (480, 2684308), (528, 2440280), (640, 2013231), (660, 1952224), (704, 1830210), (880, 1464168), (960, 1342154), (1056, 1220140), (1320, 976112), (1408, 915105), (1760, 732084), (1920, 671077), (2112, 610070), (2640, 488056), (3520, 366042), (4224, 305035), (5280, 244028), (7040, 183021), (10560, 122014), (21120, 61007)]