401534820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3491}}^1$

素因数の和:3583

約数の個数: 120

約数和(自身を含む): 1277736768

約数和(自身を除く): 876201948

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 71, 81, 90, 108, 135, 142, 162, 180, 213, 270, 284, 324, 355, 405, 426, 540, 639, 710, 810, 852, 1065, 1278, 1420, 1620, 1917, 2130, 2556, 3195, 3491, 3834, 4260, 5751, 6390, 6982, 7668, 9585, 10473, 11502, 12780, 13964, 17455, 19170, 20946, 23004, 28755, 31419, 34910, 38340, 41892, 52365, 57510, 62838, 69820, 94257, 104730, 115020, 125676, 157095, 188514, 209460, 247861, 282771, 314190, 377028, 471285, 495722, 565542, 628380, 743583, 942570, 991444, 1131084, 1239305, 1413855, 1487166, 1885140, 2230749, 2478610, 2827710, 2974332, 3717915, 4461498, 4957220, 5655420, 6692247, 7435830, 8922996, 11153745, 13384494, 14871660, 20076741, 22307490, 26768988, 33461235, 40153482, 44614980, 66922470, 80306964, 100383705, 133844940, 200767410, 401534820]

約数ペア:

[(1, 401534820), (2, 200767410), (3, 133844940), (4, 100383705), (5, 80306964), (6, 66922470), (9, 44614980), (10, 40153482), (12, 33461235), (15, 26768988), (18, 22307490), (20, 20076741), (27, 14871660), (30, 13384494), (36, 11153745), (45, 8922996), (54, 7435830), (60, 6692247), (71, 5655420), (81, 4957220), (90, 4461498), (108, 3717915), (135, 2974332), (142, 2827710), (162, 2478610), (180, 2230749), (213, 1885140), (270, 1487166), (284, 1413855), (324, 1239305), (355, 1131084), (405, 991444), (426, 942570), (540, 743583), (639, 628380), (710, 565542), (810, 495722), (852, 471285), (1065, 377028), (1278, 314190), (1420, 282771), (1620, 247861), (1917, 209460), (2130, 188514), (2556, 157095), (3195, 125676), (3491, 115020), (3834, 104730), (4260, 94257), (5751, 69820), (6390, 62838), (6982, 57510), (7668, 52365), (9585, 41892), (10473, 38340), (11502, 34910), (12780, 31419), (13964, 28755), (17455, 23004), (19170, 20946)]