2987460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{2371}}^1$

素因数の和:2393

約数の個数: 72

約数和(自身を含む): 10360896

約数和(自身を除く): 7373436

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, 2371, 4742, 7113, 9484, 11855, 14226, 16597, 21339, 23710, 28452, 33194, 35565, 42678, 47420, 49791, 66388, 71130, 82985, 85356, 99582, 106695, 142260, 149373, 165970, 199164, 213390, 248955, 298746, 331940, 426780, 497910, 597492, 746865, 995820, 1493730, 2987460]

約数ペア:

[(1, 2987460), (2, 1493730), (3, 995820), (4, 746865), (5, 597492), (6, 497910), (7, 426780), (9, 331940), (10, 298746), (12, 248955), (14, 213390), (15, 199164), (18, 165970), (20, 149373), (21, 142260), (28, 106695), (30, 99582), (35, 85356), (36, 82985), (42, 71130), (45, 66388), (60, 49791), (63, 47420), (70, 42678), (84, 35565), (90, 33194), (105, 28452), (126, 23710), (140, 21339), (180, 16597), (210, 14226), (252, 11855), (315, 9484), (420, 7113), (630, 4742), (1260, 2371)]