74421540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1$

素因数の和:366

約数の個数: 144

約数和(自身を含む): 238820400

約数和(自身を除く): 164398860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 53, 58, 60, 87, 90, 106, 116, 145, 159, 174, 180, 212, 261, 265, 269, 290, 318, 348, 435, 477, 522, 530, 538, 580, 636, 795, 807, 870, 954, 1044, 1060, 1076, 1305, 1345, 1537, 1590, 1614, 1740, 1908, 2385, 2421, 2610, 2690, 3074, 3180, 3228, 4035, 4611, 4770, 4842, 5220, 5380, 6148, 7685, 7801, 8070, 9222, 9540, 9684, 12105, 13833, 14257, 15370, 15602, 16140, 18444, 23055, 23403, 24210, 27666, 28514, 30740, 31204, 39005, 42771, 46110, 46806, 48420, 55332, 57028, 69165, 70209, 71285, 78010, 85542, 92220, 93612, 117015, 128313, 138330, 140418, 142570, 156020, 171084, 213855, 234030, 256626, 276660, 280836, 285140, 351045, 413453, 427710, 468060, 513252, 641565, 702090, 826906, 855420, 1240359, 1283130, 1404180, 1653812, 2067265, 2480718, 2566260, 3721077, 4134530, 4961436, 6201795, 7442154, 8269060, 12403590, 14884308, 18605385, 24807180, 37210770, 74421540]

約数ペア:

[(1, 74421540), (2, 37210770), (3, 24807180), (4, 18605385), (5, 14884308), (6, 12403590), (9, 8269060), (10, 7442154), (12, 6201795), (15, 4961436), (18, 4134530), (20, 3721077), (29, 2566260), (30, 2480718), (36, 2067265), (45, 1653812), (53, 1404180), (58, 1283130), (60, 1240359), (87, 855420), (90, 826906), (106, 702090), (116, 641565), (145, 513252), (159, 468060), (174, 427710), (180, 413453), (212, 351045), (261, 285140), (265, 280836), (269, 276660), (290, 256626), (318, 234030), (348, 213855), (435, 171084), (477, 156020), (522, 142570), (530, 140418), (538, 138330), (580, 128313), (636, 117015), (795, 93612), (807, 92220), (870, 85542), (954, 78010), (1044, 71285), (1060, 70209), (1076, 69165), (1305, 57028), (1345, 55332), (1537, 48420), (1590, 46806), (1614, 46110), (1740, 42771), (1908, 39005), (2385, 31204), (2421, 30740), (2610, 28514), (2690, 27666), (3074, 24210), (3180, 23403), (3228, 23055), (4035, 18444), (4611, 16140), (4770, 15602), (4842, 15370), (5220, 14257), (5380, 13833), (6148, 12105), (7685, 9684), (7801, 9540), (8070, 9222)]