421768144

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{367}}^1$

素因数の和:744

約数の個数: 80

約数和(自身を含む): 969588736

約数和(自身を除く): 547820592

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 331, 367, 434, 496, 662, 734, 868, 1324, 1468, 1736, 2317, 2569, 2648, 2936, 3472, 4634, 5138, 5296, 5872, 9268, 10261, 10276, 11377, 18536, 20522, 20552, 22754, 37072, 41044, 41104, 45508, 71827, 79639, 82088, 91016, 121477, 143654, 159278, 164176, 182032, 242954, 287308, 318556, 485908, 574616, 637112, 850339, 971816, 1149232, 1274224, 1700678, 1943632, 3401356, 3765787, 6802712, 7531574, 13605424, 15063148, 26360509, 30126296, 52721018, 60252592, 105442036, 210884072, 421768144]

約数ペア:

[(1, 421768144), (2, 210884072), (4, 105442036), (7, 60252592), (8, 52721018), (14, 30126296), (16, 26360509), (28, 15063148), (31, 13605424), (56, 7531574), (62, 6802712), (112, 3765787), (124, 3401356), (217, 1943632), (248, 1700678), (331, 1274224), (367, 1149232), (434, 971816), (496, 850339), (662, 637112), (734, 574616), (868, 485908), (1324, 318556), (1468, 287308), (1736, 242954), (2317, 182032), (2569, 164176), (2648, 159278), (2936, 143654), (3472, 121477), (4634, 91016), (5138, 82088), (5296, 79639), (5872, 71827), (9268, 45508), (10261, 41104), (10276, 41044), (11377, 37072), (18536, 22754), (20522, 20552)]