68357205

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1069}}^1$

素因数の和:1123

約数の個数: 72

約数和(自身を含む): 142716600

約数和(自身を除く): 74359395

約数列:

[1, 3, 5, 7, 9, 15, 21, 29, 35, 45, 49, 63, 87, 105, 145, 147, 203, 245, 261, 315, 435, 441, 609, 735, 1015, 1069, 1305, 1421, 1827, 2205, 3045, 3207, 4263, 5345, 7105, 7483, 9135, 9621, 12789, 16035, 21315, 22449, 31001, 37415, 48105, 52381, 63945, 67347, 93003, 112245, 155005, 157143, 217007, 261905, 279009, 336735, 465015, 471429, 651021, 785715, 1085035, 1395045, 1519049, 1953063, 2357145, 3255105, 4557147, 7595245, 9765315, 13671441, 22785735, 68357205]

約数ペア:

[(1, 68357205), (3, 22785735), (5, 13671441), (7, 9765315), (9, 7595245), (15, 4557147), (21, 3255105), (29, 2357145), (35, 1953063), (45, 1519049), (49, 1395045), (63, 1085035), (87, 785715), (105, 651021), (145, 471429), (147, 465015), (203, 336735), (245, 279009), (261, 261905), (315, 217007), (435, 157143), (441, 155005), (609, 112245), (735, 93003), (1015, 67347), (1069, 63945), (1305, 52381), (1421, 48105), (1827, 37415), (2205, 31001), (3045, 22449), (3207, 21315), (4263, 16035), (5345, 12789), (7105, 9621), (7483, 9135)]