31033380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1997}}^1$

素因数の和:2053

約数の個数: 96

約数和(自身を含む): 102041856

約数和(自身を除く): 71008476

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 37, 42, 60, 70, 74, 84, 105, 111, 140, 148, 185, 210, 222, 259, 370, 420, 444, 518, 555, 740, 777, 1036, 1110, 1295, 1554, 1997, 2220, 2590, 3108, 3885, 3994, 5180, 5991, 7770, 7988, 9985, 11982, 13979, 15540, 19970, 23964, 27958, 29955, 39940, 41937, 55916, 59910, 69895, 73889, 83874, 119820, 139790, 147778, 167748, 209685, 221667, 279580, 295556, 369445, 419370, 443334, 517223, 738890, 838740, 886668, 1034446, 1108335, 1477780, 1551669, 2068892, 2216670, 2586115, 3103338, 4433340, 5172230, 6206676, 7758345, 10344460, 15516690, 31033380]

約数ペア:

[(1, 31033380), (2, 15516690), (3, 10344460), (4, 7758345), (5, 6206676), (6, 5172230), (7, 4433340), (10, 3103338), (12, 2586115), (14, 2216670), (15, 2068892), (20, 1551669), (21, 1477780), (28, 1108335), (30, 1034446), (35, 886668), (37, 838740), (42, 738890), (60, 517223), (70, 443334), (74, 419370), (84, 369445), (105, 295556), (111, 279580), (140, 221667), (148, 209685), (185, 167748), (210, 147778), (222, 139790), (259, 119820), (370, 83874), (420, 73889), (444, 69895), (518, 59910), (555, 55916), (740, 41937), (777, 39940), (1036, 29955), (1110, 27958), (1295, 23964), (1554, 19970), (1997, 15540), (2220, 13979), (2590, 11982), (3108, 9985), (3885, 7988), (3994, 7770), (5180, 5991)]