22645980

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{1997}}^1$

素因数の和:2025

約数の個数: 120

約数和(自身を含む): 81230688

約数和(自身を除く): 58584708

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 1997, 2268, 2835, 3780, 3994, 5670, 5991, 7988, 9985, 11340, 11982, 13979, 17973, 19970, 23964, 27958, 29955, 35946, 39940, 41937, 53919, 55916, 59910, 69895, 71892, 83874, 89865, 107838, 119820, 125811, 139790, 161757, 167748, 179730, 209685, 215676, 251622, 269595, 279580, 323514, 359460, 377433, 419370, 503244, 539190, 629055, 647028, 754866, 808785, 838740, 1078380, 1132299, 1258110, 1509732, 1617570, 1887165, 2264598, 2516220, 3235140, 3774330, 4529196, 5661495, 7548660, 11322990, 22645980]

約数ペア:

[(1, 22645980), (2, 11322990), (3, 7548660), (4, 5661495), (5, 4529196), (6, 3774330), (7, 3235140), (9, 2516220), (10, 2264598), (12, 1887165), (14, 1617570), (15, 1509732), (18, 1258110), (20, 1132299), (21, 1078380), (27, 838740), (28, 808785), (30, 754866), (35, 647028), (36, 629055), (42, 539190), (45, 503244), (54, 419370), (60, 377433), (63, 359460), (70, 323514), (81, 279580), (84, 269595), (90, 251622), (105, 215676), (108, 209685), (126, 179730), (135, 167748), (140, 161757), (162, 139790), (180, 125811), (189, 119820), (210, 107838), (252, 89865), (270, 83874), (315, 71892), (324, 69895), (378, 59910), (405, 55916), (420, 53919), (540, 41937), (567, 39940), (630, 35946), (756, 29955), (810, 27958), (945, 23964), (1134, 19970), (1260, 17973), (1620, 13979), (1890, 11982), (1997, 11340), (2268, 9985), (2835, 7988), (3780, 5991), (3994, 5670)]