51057720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{20261}}^1$

素因数の和:20285

約数の個数: 96

約数和(自身を含む): 189652320

約数和(自身を除く): 138594600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 20261, 40522, 60783, 81044, 101305, 121566, 141827, 162088, 182349, 202610, 243132, 283654, 303915, 364698, 405220, 425481, 486264, 567308, 607830, 709135, 729396, 810440, 850962, 911745, 1134616, 1215660, 1276443, 1418270, 1458792, 1701924, 1823490, 2127405, 2431320, 2552886, 2836540, 3403848, 3646980, 4254810, 5105772, 5673080, 6382215, 7293960, 8509620, 10211544, 12764430, 17019240, 25528860, 51057720]

約数ペア:

[(1, 51057720), (2, 25528860), (3, 17019240), (4, 12764430), (5, 10211544), (6, 8509620), (7, 7293960), (8, 6382215), (9, 5673080), (10, 5105772), (12, 4254810), (14, 3646980), (15, 3403848), (18, 2836540), (20, 2552886), (21, 2431320), (24, 2127405), (28, 1823490), (30, 1701924), (35, 1458792), (36, 1418270), (40, 1276443), (42, 1215660), (45, 1134616), (56, 911745), (60, 850962), (63, 810440), (70, 729396), (72, 709135), (84, 607830), (90, 567308), (105, 486264), (120, 425481), (126, 405220), (140, 364698), (168, 303915), (180, 283654), (210, 243132), (252, 202610), (280, 182349), (315, 162088), (360, 141827), (420, 121566), (504, 101305), (630, 81044), (840, 60783), (1260, 40522), (2520, 20261)]