206640336

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{2393}}^1$

素因数の和:2668

約数の個数: 80

約数和(自身を含む): 612710784

約数和(自身を除く): 406070448

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 257, 336, 514, 771, 1028, 1542, 1799, 2056, 2393, 3084, 3598, 4112, 4786, 5397, 6168, 7179, 7196, 9572, 10794, 12336, 14358, 14392, 16751, 19144, 21588, 28716, 28784, 33502, 38288, 43176, 50253, 57432, 67004, 86352, 100506, 114864, 134008, 201012, 268016, 402024, 615001, 804048, 1230002, 1845003, 2460004, 3690006, 4305007, 4920008, 7380012, 8610014, 9840016, 12915021, 14760024, 17220028, 25830042, 29520048, 34440056, 51660084, 68880112, 103320168, 206640336]

約数ペア:

[(1, 206640336), (2, 103320168), (3, 68880112), (4, 51660084), (6, 34440056), (7, 29520048), (8, 25830042), (12, 17220028), (14, 14760024), (16, 12915021), (21, 9840016), (24, 8610014), (28, 7380012), (42, 4920008), (48, 4305007), (56, 3690006), (84, 2460004), (112, 1845003), (168, 1230002), (257, 804048), (336, 615001), (514, 402024), (771, 268016), (1028, 201012), (1542, 134008), (1799, 114864), (2056, 100506), (2393, 86352), (3084, 67004), (3598, 57432), (4112, 50253), (4786, 43176), (5397, 38288), (6168, 33502), (7179, 28784), (7196, 28716), (9572, 21588), (10794, 19144), (12336, 16751), (14358, 14392)]