403969920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{210401}}^1$

素因数の和:210423

約数の個数: 64

約数和(自身を含む): 1287660240

約数和(自身を除く): 883690320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 210401, 420802, 631203, 841604, 1052005, 1262406, 1683208, 2104010, 2524812, 3156015, 3366416, 4208020, 5049624, 6312030, 6732832, 8416040, 10099248, 12624060, 13465664, 16832080, 20198496, 25248120, 26931328, 33664160, 40396992, 50496240, 67328320, 80793984, 100992480, 134656640, 201984960, 403969920]

約数ペア:

[(1, 403969920), (2, 201984960), (3, 134656640), (4, 100992480), (5, 80793984), (6, 67328320), (8, 50496240), (10, 40396992), (12, 33664160), (15, 26931328), (16, 25248120), (20, 20198496), (24, 16832080), (30, 13465664), (32, 12624060), (40, 10099248), (48, 8416040), (60, 6732832), (64, 6312030), (80, 5049624), (96, 4208020), (120, 3366416), (128, 3156015), (160, 2524812), (192, 2104010), (240, 1683208), (320, 1262406), (384, 1052005), (480, 841604), (640, 631203), (960, 420802), (1920, 210401)]