1388994420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{311}}^1$

素因数の和:502

約数の個数: 192

約数和(自身を含む): 4362688512

約数和(自身を除く): 2973694092

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 67, 101, 110, 132, 134, 165, 201, 202, 220, 268, 303, 311, 330, 335, 402, 404, 505, 606, 622, 660, 670, 737, 804, 933, 1005, 1010, 1111, 1212, 1244, 1340, 1474, 1515, 1555, 1866, 2010, 2020, 2211, 2222, 2948, 3030, 3110, 3333, 3421, 3685, 3732, 4020, 4422, 4444, 4665, 5555, 6060, 6220, 6666, 6767, 6842, 7370, 8844, 9330, 10263, 11055, 11110, 13332, 13534, 13684, 14740, 16665, 17105, 18660, 20301, 20526, 20837, 22110, 22220, 27068, 31411, 33330, 33835, 34210, 40602, 41052, 41674, 44220, 51315, 62511, 62822, 66660, 67670, 68420, 74437, 81204, 83348, 94233, 101505, 102630, 104185, 125022, 125644, 135340, 148874, 157055, 188466, 203010, 205260, 208370, 223311, 229207, 250044, 297748, 312555, 314110, 345521, 372185, 376932, 406020, 416740, 446622, 458414, 471165, 625110, 628220, 687621, 691042, 744370, 893244, 916828, 942330, 1036563, 1116555, 1146035, 1250220, 1375242, 1382084, 1488740, 1727605, 1884660, 2073126, 2104537, 2233110, 2292070, 2750484, 3438105, 3455210, 4146252, 4209074, 4466220, 4584140, 5182815, 6313611, 6876210, 6910420, 8418148, 10365630, 10522685, 12627222, 13752420, 20731260, 21045370, 23149907, 25254444, 31568055, 42090740, 46299814, 63136110, 69449721, 92599628, 115749535, 126272220, 138899442, 231499070, 277798884, 347248605, 462998140, 694497210, 1388994420]

約数ペア:

[(1, 1388994420), (2, 694497210), (3, 462998140), (4, 347248605), (5, 277798884), (6, 231499070), (10, 138899442), (11, 126272220), (12, 115749535), (15, 92599628), (20, 69449721), (22, 63136110), (30, 46299814), (33, 42090740), (44, 31568055), (55, 25254444), (60, 23149907), (66, 21045370), (67, 20731260), (101, 13752420), (110, 12627222), (132, 10522685), (134, 10365630), (165, 8418148), (201, 6910420), (202, 6876210), (220, 6313611), (268, 5182815), (303, 4584140), (311, 4466220), (330, 4209074), (335, 4146252), (402, 3455210), (404, 3438105), (505, 2750484), (606, 2292070), (622, 2233110), (660, 2104537), (670, 2073126), (737, 1884660), (804, 1727605), (933, 1488740), (1005, 1382084), (1010, 1375242), (1111, 1250220), (1212, 1146035), (1244, 1116555), (1340, 1036563), (1474, 942330), (1515, 916828), (1555, 893244), (1866, 744370), (2010, 691042), (2020, 687621), (2211, 628220), (2222, 625110), (2948, 471165), (3030, 458414), (3110, 446622), (3333, 416740), (3421, 406020), (3685, 376932), (3732, 372185), (4020, 345521), (4422, 314110), (4444, 312555), (4665, 297748), (5555, 250044), (6060, 229207), (6220, 223311), (6666, 208370), (6767, 205260), (6842, 203010), (7370, 188466), (8844, 157055), (9330, 148874), (10263, 135340), (11055, 125644), (11110, 125022), (13332, 104185), (13534, 102630), (13684, 101505), (14740, 94233), (16665, 83348), (17105, 81204), (18660, 74437), (20301, 68420), (20526, 67670), (20837, 66660), (22110, 62822), (22220, 62511), (27068, 51315), (31411, 44220), (33330, 41674), (33835, 41052), (34210, 40602)]