155166900

素因数分解:

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

素因数の和:2058

約数の個数: 144

約数和(自身を含む): 527216256

約数和(自身を除く): 372049356

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 37, 42, 50, 60, 70, 74, 75, 84, 100, 105, 111, 140, 148, 150, 175, 185, 210, 222, 259, 300, 350, 370, 420, 444, 518, 525, 555, 700, 740, 777, 925, 1036, 1050, 1110, 1295, 1554, 1850, 1997, 2100, 2220, 2590, 2775, 3108, 3700, 3885, 3994, 5180, 5550, 5991, 6475, 7770, 7988, 9985, 11100, 11982, 12950, 13979, 15540, 19425, 19970, 23964, 25900, 27958, 29955, 38850, 39940, 41937, 49925, 55916, 59910, 69895, 73889, 77700, 83874, 99850, 119820, 139790, 147778, 149775, 167748, 199700, 209685, 221667, 279580, 295556, 299550, 349475, 369445, 419370, 443334, 517223, 599100, 698950, 738890, 838740, 886668, 1034446, 1048425, 1108335, 1397900, 1477780, 1551669, 1847225, 2068892, 2096850, 2216670, 2586115, 3103338, 3694450, 4193700, 4433340, 5172230, 5541675, 6206676, 7388900, 7758345, 10344460, 11083350, 12930575, 15516690, 22166700, 25861150, 31033380, 38791725, 51722300, 77583450, 155166900]

約数ペア:

[(1, 155166900), (2, 77583450), (3, 51722300), (4, 38791725), (5, 31033380), (6, 25861150), (7, 22166700), (10, 15516690), (12, 12930575), (14, 11083350), (15, 10344460), (20, 7758345), (21, 7388900), (25, 6206676), (28, 5541675), (30, 5172230), (35, 4433340), (37, 4193700), (42, 3694450), (50, 3103338), (60, 2586115), (70, 2216670), (74, 2096850), (75, 2068892), (84, 1847225), (100, 1551669), (105, 1477780), (111, 1397900), (140, 1108335), (148, 1048425), (150, 1034446), (175, 886668), (185, 838740), (210, 738890), (222, 698950), (259, 599100), (300, 517223), (350, 443334), (370, 419370), (420, 369445), (444, 349475), (518, 299550), (525, 295556), (555, 279580), (700, 221667), (740, 209685), (777, 199700), (925, 167748), (1036, 149775), (1050, 147778), (1110, 139790), (1295, 119820), (1554, 99850), (1850, 83874), (1997, 77700), (2100, 73889), (2220, 69895), (2590, 59910), (2775, 55916), (3108, 49925), (3700, 41937), (3885, 39940), (3994, 38850), (5180, 29955), (5550, 27958), (5991, 25900), (6475, 23964), (7770, 19970), (7988, 19425), (9985, 15540), (11100, 13979), (11982, 12950)]