64562820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{443}}^1$

素因数の和:809

約数の個数: 96

約数和(自身を含む): 207664128

約数和(自身を除く): 143101308

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 347, 420, 443, 694, 886, 1041, 1329, 1388, 1735, 1772, 2082, 2215, 2429, 2658, 3101, 3470, 4164, 4430, 4858, 5205, 5316, 6202, 6645, 6940, 7287, 8860, 9303, 9716, 10410, 12145, 12404, 13290, 14574, 15505, 18606, 20820, 24290, 26580, 29148, 31010, 36435, 37212, 46515, 48580, 62020, 72870, 93030, 145740, 153721, 186060, 307442, 461163, 614884, 768605, 922326, 1076047, 1537210, 1844652, 2152094, 2305815, 3074420, 3228141, 4304188, 4611630, 5380235, 6456282, 9223260, 10760470, 12912564, 16140705, 21520940, 32281410, 64562820]

約数ペア:

[(1, 64562820), (2, 32281410), (3, 21520940), (4, 16140705), (5, 12912564), (6, 10760470), (7, 9223260), (10, 6456282), (12, 5380235), (14, 4611630), (15, 4304188), (20, 3228141), (21, 3074420), (28, 2305815), (30, 2152094), (35, 1844652), (42, 1537210), (60, 1076047), (70, 922326), (84, 768605), (105, 614884), (140, 461163), (210, 307442), (347, 186060), (420, 153721), (443, 145740), (694, 93030), (886, 72870), (1041, 62020), (1329, 48580), (1388, 46515), (1735, 37212), (1772, 36435), (2082, 31010), (2215, 29148), (2429, 26580), (2658, 24290), (3101, 20820), (3470, 18606), (4164, 15505), (4430, 14574), (4858, 13290), (5205, 12404), (5316, 12145), (6202, 10410), (6645, 9716), (6940, 9303), (7287, 8860)]