79320990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{971}}^1$

素因数の和:1377

約数の個数: 64

約数和(自身を含む): 218350080

約数和(自身を除く): 139029090

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 389, 778, 971, 1167, 1942, 1945, 2334, 2723, 2913, 3890, 4855, 5446, 5826, 5835, 6797, 8169, 9710, 11670, 13594, 13615, 14565, 16338, 20391, 27230, 29130, 33985, 40782, 40845, 67970, 81690, 101955, 203910, 377719, 755438, 1133157, 1888595, 2266314, 2644033, 3777190, 5288066, 5665785, 7932099, 11331570, 13220165, 15864198, 26440330, 39660495, 79320990]

約数ペア:

[(1, 79320990), (2, 39660495), (3, 26440330), (5, 15864198), (6, 13220165), (7, 11331570), (10, 7932099), (14, 5665785), (15, 5288066), (21, 3777190), (30, 2644033), (35, 2266314), (42, 1888595), (70, 1133157), (105, 755438), (210, 377719), (389, 203910), (778, 101955), (971, 81690), (1167, 67970), (1942, 40845), (1945, 40782), (2334, 33985), (2723, 29130), (2913, 27230), (3890, 20391), (4855, 16338), (5446, 14565), (5826, 13615), (5835, 13594), (6797, 11670), (8169, 9710)]