144189640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{7253}}^1$

素因数の和:7342

約数の個数: 64

約数和(自身を含む): 376047360

約数和(自身を除く): 231857720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 355, 497, 568, 710, 994, 1420, 1988, 2485, 2840, 3976, 4970, 7253, 9940, 14506, 19880, 29012, 36265, 50771, 58024, 72530, 101542, 145060, 203084, 253855, 290120, 406168, 507710, 514963, 1015420, 1029926, 2030840, 2059852, 2574815, 3604741, 4119704, 5149630, 7209482, 10299260, 14418964, 18023705, 20598520, 28837928, 36047410, 72094820, 144189640]

約数ペア:

[(1, 144189640), (2, 72094820), (4, 36047410), (5, 28837928), (7, 20598520), (8, 18023705), (10, 14418964), (14, 10299260), (20, 7209482), (28, 5149630), (35, 4119704), (40, 3604741), (56, 2574815), (70, 2059852), (71, 2030840), (140, 1029926), (142, 1015420), (280, 514963), (284, 507710), (355, 406168), (497, 290120), (568, 253855), (710, 203084), (994, 145060), (1420, 101542), (1988, 72530), (2485, 58024), (2840, 50771), (3976, 36265), (4970, 29012), (7253, 19880), (9940, 14506)]