128692980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1279}}^1$

素因数の和:1350

約数の個数: 144

約数和(自身を含む): 430510080

約数和(自身を除く): 301817100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 43, 45, 52, 60, 65, 78, 86, 90, 117, 129, 130, 156, 172, 180, 195, 215, 234, 258, 260, 387, 390, 430, 468, 516, 559, 585, 645, 774, 780, 860, 1118, 1170, 1279, 1290, 1548, 1677, 1935, 2236, 2340, 2558, 2580, 2795, 3354, 3837, 3870, 5031, 5116, 5590, 6395, 6708, 7674, 7740, 8385, 10062, 11180, 11511, 12790, 15348, 16627, 16770, 19185, 20124, 23022, 25155, 25580, 33254, 33540, 38370, 46044, 49881, 50310, 54997, 57555, 66508, 76740, 83135, 99762, 100620, 109994, 115110, 149643, 164991, 166270, 199524, 219988, 230220, 249405, 274985, 299286, 329982, 332540, 494973, 498810, 549970, 598572, 659964, 714961, 748215, 824955, 989946, 997620, 1099940, 1429922, 1496430, 1649910, 1979892, 2144883, 2474865, 2859844, 2992860, 3299820, 3574805, 4289766, 4949730, 6434649, 7149610, 8579532, 9899460, 10724415, 12869298, 14299220, 21448830, 25738596, 32173245, 42897660, 64346490, 128692980]

約数ペア:

[(1, 128692980), (2, 64346490), (3, 42897660), (4, 32173245), (5, 25738596), (6, 21448830), (9, 14299220), (10, 12869298), (12, 10724415), (13, 9899460), (15, 8579532), (18, 7149610), (20, 6434649), (26, 4949730), (30, 4289766), (36, 3574805), (39, 3299820), (43, 2992860), (45, 2859844), (52, 2474865), (60, 2144883), (65, 1979892), (78, 1649910), (86, 1496430), (90, 1429922), (117, 1099940), (129, 997620), (130, 989946), (156, 824955), (172, 748215), (180, 714961), (195, 659964), (215, 598572), (234, 549970), (258, 498810), (260, 494973), (387, 332540), (390, 329982), (430, 299286), (468, 274985), (516, 249405), (559, 230220), (585, 219988), (645, 199524), (774, 166270), (780, 164991), (860, 149643), (1118, 115110), (1170, 109994), (1279, 100620), (1290, 99762), (1548, 83135), (1677, 76740), (1935, 66508), (2236, 57555), (2340, 54997), (2558, 50310), (2580, 49881), (2795, 46044), (3354, 38370), (3837, 33540), (3870, 33254), (5031, 25580), (5116, 25155), (5590, 23022), (6395, 20124), (6708, 19185), (7674, 16770), (7740, 16627), (8385, 15348), (10062, 12790), (11180, 11511)]