20277270

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:191

約数の個数: 128

約数和(自身を含む): 59875200

約数和(自身を除く): 39597930

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 53, 54, 65, 78, 90, 106, 109, 117, 130, 135, 159, 195, 218, 234, 265, 270, 318, 327, 351, 390, 477, 530, 545, 585, 654, 689, 702, 795, 954, 981, 1090, 1170, 1378, 1417, 1431, 1590, 1635, 1755, 1962, 2067, 2385, 2834, 2862, 2943, 3270, 3445, 3510, 4134, 4251, 4770, 4905, 5777, 5886, 6201, 6890, 7085, 7155, 8502, 9810, 10335, 11554, 12402, 12753, 14170, 14310, 14715, 17331, 18603, 20670, 21255, 25506, 28885, 29430, 31005, 34662, 37206, 38259, 42510, 51993, 57770, 62010, 63765, 75101, 76518, 86655, 93015, 103986, 127530, 150202, 155979, 173310, 186030, 191295, 225303, 259965, 311958, 375505, 382590, 450606, 519930, 675909, 751010, 779895, 1126515, 1351818, 1559790, 2027727, 2253030, 3379545, 4055454, 6759090, 10138635, 20277270]

約数ペア:

[(1, 20277270), (2, 10138635), (3, 6759090), (5, 4055454), (6, 3379545), (9, 2253030), (10, 2027727), (13, 1559790), (15, 1351818), (18, 1126515), (26, 779895), (27, 751010), (30, 675909), (39, 519930), (45, 450606), (53, 382590), (54, 375505), (65, 311958), (78, 259965), (90, 225303), (106, 191295), (109, 186030), (117, 173310), (130, 155979), (135, 150202), (159, 127530), (195, 103986), (218, 93015), (234, 86655), (265, 76518), (270, 75101), (318, 63765), (327, 62010), (351, 57770), (390, 51993), (477, 42510), (530, 38259), (545, 37206), (585, 34662), (654, 31005), (689, 29430), (702, 28885), (795, 25506), (954, 21255), (981, 20670), (1090, 18603), (1170, 17331), (1378, 14715), (1417, 14310), (1431, 14170), (1590, 12753), (1635, 12402), (1755, 11554), (1962, 10335), (2067, 9810), (2385, 8502), (2834, 7155), (2862, 7085), (2943, 6890), (3270, 6201), (3445, 5886), (3510, 5777), (4134, 4905), (4251, 4770)]