657547380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{7789}}^1$

素因数の和:7878

約数の個数: 144

約数和(自身を含む): 2313816960

約数和(自身を除く): 1656269580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 67, 70, 84, 90, 105, 126, 134, 140, 180, 201, 210, 252, 268, 315, 335, 402, 420, 469, 603, 630, 670, 804, 938, 1005, 1206, 1260, 1340, 1407, 1876, 2010, 2345, 2412, 2814, 3015, 4020, 4221, 4690, 5628, 6030, 7035, 7789, 8442, 9380, 12060, 14070, 15578, 16884, 21105, 23367, 28140, 31156, 38945, 42210, 46734, 54523, 70101, 77890, 84420, 93468, 109046, 116835, 140202, 155780, 163569, 218092, 233670, 272615, 280404, 327138, 350505, 467340, 490707, 521863, 545230, 654276, 701010, 817845, 981414, 1043726, 1090460, 1402020, 1565589, 1635690, 1962828, 2087452, 2453535, 2609315, 3131178, 3271380, 3653041, 4696767, 4907070, 5218630, 6262356, 7306082, 7827945, 9393534, 9814140, 10437260, 10959123, 14612164, 15655890, 18265205, 18787068, 21918246, 23483835, 31311780, 32877369, 36530410, 43836492, 46967670, 54795615, 65754738, 73060820, 93935340, 109591230, 131509476, 164386845, 219182460, 328773690, 657547380]

約数ペア:

[(1, 657547380), (2, 328773690), (3, 219182460), (4, 164386845), (5, 131509476), (6, 109591230), (7, 93935340), (9, 73060820), (10, 65754738), (12, 54795615), (14, 46967670), (15, 43836492), (18, 36530410), (20, 32877369), (21, 31311780), (28, 23483835), (30, 21918246), (35, 18787068), (36, 18265205), (42, 15655890), (45, 14612164), (60, 10959123), (63, 10437260), (67, 9814140), (70, 9393534), (84, 7827945), (90, 7306082), (105, 6262356), (126, 5218630), (134, 4907070), (140, 4696767), (180, 3653041), (201, 3271380), (210, 3131178), (252, 2609315), (268, 2453535), (315, 2087452), (335, 1962828), (402, 1635690), (420, 1565589), (469, 1402020), (603, 1090460), (630, 1043726), (670, 981414), (804, 817845), (938, 701010), (1005, 654276), (1206, 545230), (1260, 521863), (1340, 490707), (1407, 467340), (1876, 350505), (2010, 327138), (2345, 280404), (2412, 272615), (2814, 233670), (3015, 218092), (4020, 163569), (4221, 155780), (4690, 140202), (5628, 116835), (6030, 109046), (7035, 93468), (7789, 84420), (8442, 77890), (9380, 70101), (12060, 54523), (14070, 46734), (15578, 42210), (16884, 38945), (21105, 31156), (23367, 28140)]