7490294070

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{239383}}^1$

素因数の和:239549

約数の個数: 64

約数和(自身を含む): 20682777600

約数和(自身を除く): 13192483530

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 149, 210, 298, 447, 745, 894, 1043, 1490, 2086, 2235, 3129, 4470, 5215, 6258, 10430, 15645, 31290, 239383, 478766, 718149, 1196915, 1436298, 1675681, 2393830, 3351362, 3590745, 5027043, 7181490, 8378405, 10054086, 16756810, 25135215, 35668067, 50270430, 71336134, 107004201, 178340335, 214008402, 249676469, 356680670, 499352938, 535021005, 749029407, 1070042010, 1248382345, 1498058814, 2496764690, 3745147035, 7490294070]

約数ペア:

[(1, 7490294070), (2, 3745147035), (3, 2496764690), (5, 1498058814), (6, 1248382345), (7, 1070042010), (10, 749029407), (14, 535021005), (15, 499352938), (21, 356680670), (30, 249676469), (35, 214008402), (42, 178340335), (70, 107004201), (105, 71336134), (149, 50270430), (210, 35668067), (298, 25135215), (447, 16756810), (745, 10054086), (894, 8378405), (1043, 7181490), (1490, 5027043), (2086, 3590745), (2235, 3351362), (3129, 2393830), (4470, 1675681), (5215, 1436298), (6258, 1196915), (10430, 718149), (15645, 478766), (31290, 239383)]