139820940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{110969}}^1$

素因数の和:110991

約数の個数: 72

約数和(自身を含む): 484716960

約数和(自身を除く): 344896020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 110969, 221938, 332907, 443876, 554845, 665814, 776783, 998721, 1109690, 1331628, 1553566, 1664535, 1997442, 2219380, 2330349, 3107132, 3329070, 3883915, 3994884, 4660698, 4993605, 6658140, 6991047, 7767830, 9321396, 9987210, 11651745, 13982094, 15535660, 19974420, 23303490, 27964188, 34955235, 46606980, 69910470, 139820940]

約数ペア:

[(1, 139820940), (2, 69910470), (3, 46606980), (4, 34955235), (5, 27964188), (6, 23303490), (7, 19974420), (9, 15535660), (10, 13982094), (12, 11651745), (14, 9987210), (15, 9321396), (18, 7767830), (20, 6991047), (21, 6658140), (28, 4993605), (30, 4660698), (35, 3994884), (36, 3883915), (42, 3329070), (45, 3107132), (60, 2330349), (63, 2219380), (70, 1997442), (84, 1664535), (90, 1553566), (105, 1331628), (126, 1109690), (140, 998721), (180, 776783), (210, 665814), (252, 554845), (315, 443876), (420, 332907), (630, 221938), (1260, 110969)]