308984900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{6217}}^1$

素因数の和:6309

約数の個数: 72

約数和(自身を含む): 777200256

約数和(自身を除く): 468215356

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 71, 100, 140, 142, 175, 284, 350, 355, 497, 700, 710, 994, 1420, 1775, 1988, 2485, 3550, 4970, 6217, 7100, 9940, 12425, 12434, 24850, 24868, 31085, 43519, 49700, 62170, 87038, 124340, 155425, 174076, 217595, 310850, 435190, 441407, 621700, 870380, 882814, 1087975, 1765628, 2175950, 2207035, 3089849, 4351900, 4414070, 6179698, 8828140, 11035175, 12359396, 15449245, 22070350, 30898490, 44140700, 61796980, 77246225, 154492450, 308984900]

約数ペア:

[(1, 308984900), (2, 154492450), (4, 77246225), (5, 61796980), (7, 44140700), (10, 30898490), (14, 22070350), (20, 15449245), (25, 12359396), (28, 11035175), (35, 8828140), (50, 6179698), (70, 4414070), (71, 4351900), (100, 3089849), (140, 2207035), (142, 2175950), (175, 1765628), (284, 1087975), (350, 882814), (355, 870380), (497, 621700), (700, 441407), (710, 435190), (994, 310850), (1420, 217595), (1775, 174076), (1988, 155425), (2485, 124340), (3550, 87038), (4970, 62170), (6217, 49700), (7100, 43519), (9940, 31085), (12425, 24868), (12434, 24850)]