1271520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{883}}^1$

素因数の和:904

約数の個数: 72

約数和(自身を含む): 4343976

約数和(自身を除く): 3072456

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 883, 1440, 1766, 2649, 3532, 4415, 5298, 7064, 7947, 8830, 10596, 13245, 14128, 15894, 17660, 21192, 26490, 28256, 31788, 35320, 39735, 42384, 52980, 63576, 70640, 79470, 84768, 105960, 127152, 141280, 158940, 211920, 254304, 317880, 423840, 635760, 1271520]

約数ペア:

[(1, 1271520), (2, 635760), (3, 423840), (4, 317880), (5, 254304), (6, 211920), (8, 158940), (9, 141280), (10, 127152), (12, 105960), (15, 84768), (16, 79470), (18, 70640), (20, 63576), (24, 52980), (30, 42384), (32, 39735), (36, 35320), (40, 31788), (45, 28256), (48, 26490), (60, 21192), (72, 17660), (80, 15894), (90, 14128), (96, 13245), (120, 10596), (144, 8830), (160, 7947), (180, 7064), (240, 5298), (288, 4415), (360, 3532), (480, 2649), (720, 1766), (883, 1440)]