12605220

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:303

約数の個数: 120

約数和(自身を含む): 40981248

約数和(自身を除く): 28376028

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 81, 90, 93, 108, 124, 135, 155, 162, 180, 186, 251, 270, 279, 310, 324, 372, 405, 465, 502, 540, 558, 620, 753, 810, 837, 930, 1004, 1116, 1255, 1395, 1506, 1620, 1674, 1860, 2259, 2510, 2511, 2790, 3012, 3348, 3765, 4185, 4518, 5020, 5022, 5580, 6777, 7530, 7781, 8370, 9036, 10044, 11295, 12555, 13554, 15060, 15562, 16740, 20331, 22590, 23343, 25110, 27108, 31124, 33885, 38905, 40662, 45180, 46686, 50220, 67770, 70029, 77810, 81324, 93372, 101655, 116715, 135540, 140058, 155620, 203310, 210087, 233430, 280116, 350145, 406620, 420174, 466860, 630261, 700290, 840348, 1050435, 1260522, 1400580, 2100870, 2521044, 3151305, 4201740, 6302610, 12605220]

約数ペア:

[(1, 12605220), (2, 6302610), (3, 4201740), (4, 3151305), (5, 2521044), (6, 2100870), (9, 1400580), (10, 1260522), (12, 1050435), (15, 840348), (18, 700290), (20, 630261), (27, 466860), (30, 420174), (31, 406620), (36, 350145), (45, 280116), (54, 233430), (60, 210087), (62, 203310), (81, 155620), (90, 140058), (93, 135540), (108, 116715), (124, 101655), (135, 93372), (155, 81324), (162, 77810), (180, 70029), (186, 67770), (251, 50220), (270, 46686), (279, 45180), (310, 40662), (324, 38905), (372, 33885), (405, 31124), (465, 27108), (502, 25110), (540, 23343), (558, 22590), (620, 20331), (753, 16740), (810, 15562), (837, 15060), (930, 13554), (1004, 12555), (1116, 11295), (1255, 10044), (1395, 9036), (1506, 8370), (1620, 7781), (1674, 7530), (1860, 6777), (2259, 5580), (2510, 5022), (2511, 5020), (2790, 4518), (3012, 4185), (3348, 3765)]