28388070

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{347}}^1$

素因数の和:467

約数の個数: 80

約数和(自身を含む): 77310288

約数和(自身を除く): 48922218

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 101, 135, 162, 202, 270, 303, 347, 405, 505, 606, 694, 810, 909, 1010, 1041, 1515, 1735, 1818, 2082, 2727, 3030, 3123, 3470, 4545, 5205, 5454, 6246, 8181, 9090, 9369, 10410, 13635, 15615, 16362, 18738, 27270, 28107, 31230, 35047, 40905, 46845, 56214, 70094, 81810, 93690, 105141, 140535, 175235, 210282, 281070, 315423, 350470, 525705, 630846, 946269, 1051410, 1577115, 1892538, 2838807, 3154230, 4731345, 5677614, 9462690, 14194035, 28388070]

約数ペア:

[(1, 28388070), (2, 14194035), (3, 9462690), (5, 5677614), (6, 4731345), (9, 3154230), (10, 2838807), (15, 1892538), (18, 1577115), (27, 1051410), (30, 946269), (45, 630846), (54, 525705), (81, 350470), (90, 315423), (101, 281070), (135, 210282), (162, 175235), (202, 140535), (270, 105141), (303, 93690), (347, 81810), (405, 70094), (505, 56214), (606, 46845), (694, 40905), (810, 35047), (909, 31230), (1010, 28107), (1041, 27270), (1515, 18738), (1735, 16362), (1818, 15615), (2082, 13635), (2727, 10410), (3030, 9369), (3123, 9090), (3470, 8181), (4545, 6246), (5205, 5454)]