685601028

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{1361}}^1\times {\mathrm{1999}}^1$

素因数の和:3377

約数の個数: 72

約数和(自身を含む): 1983072000

約数和(自身を除く): 1297470972

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 1361, 1999, 2722, 3998, 4083, 5444, 5997, 7996, 8166, 9527, 11994, 12249, 13993, 16332, 17991, 19054, 23988, 24498, 27986, 28581, 35982, 38108, 41979, 48996, 55972, 57162, 71964, 83958, 85743, 114324, 125937, 167916, 171486, 251874, 342972, 503748, 2720639, 5441278, 8161917, 10882556, 16323834, 19044473, 24485751, 32647668, 38088946, 48971502, 57133419, 76177892, 97943004, 114266838, 171400257, 228533676, 342800514, 685601028]

約数ペア:

[(1, 685601028), (2, 342800514), (3, 228533676), (4, 171400257), (6, 114266838), (7, 97943004), (9, 76177892), (12, 57133419), (14, 48971502), (18, 38088946), (21, 32647668), (28, 24485751), (36, 19044473), (42, 16323834), (63, 10882556), (84, 8161917), (126, 5441278), (252, 2720639), (1361, 503748), (1999, 342972), (2722, 251874), (3998, 171486), (4083, 167916), (5444, 125937), (5997, 114324), (7996, 85743), (8166, 83958), (9527, 71964), (11994, 57162), (12249, 55972), (13993, 48996), (16332, 41979), (17991, 38108), (19054, 35982), (23988, 28581), (24498, 27986)]