28922700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{229}}^1\times {\mathrm{421}}^1$

素因数の和:667

約数の個数: 72

約数和(自身を含む): 84248080

約数和(自身を除く): 55325380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 229, 300, 421, 458, 687, 842, 916, 1145, 1263, 1374, 1684, 2105, 2290, 2526, 2748, 3435, 4210, 4580, 5052, 5725, 6315, 6870, 8420, 10525, 11450, 12630, 13740, 17175, 21050, 22900, 25260, 31575, 34350, 42100, 63150, 68700, 96409, 126300, 192818, 289227, 385636, 482045, 578454, 964090, 1156908, 1446135, 1928180, 2410225, 2892270, 4820450, 5784540, 7230675, 9640900, 14461350, 28922700]

約数ペア:

[(1, 28922700), (2, 14461350), (3, 9640900), (4, 7230675), (5, 5784540), (6, 4820450), (10, 2892270), (12, 2410225), (15, 1928180), (20, 1446135), (25, 1156908), (30, 964090), (50, 578454), (60, 482045), (75, 385636), (100, 289227), (150, 192818), (229, 126300), (300, 96409), (421, 68700), (458, 63150), (687, 42100), (842, 34350), (916, 31575), (1145, 25260), (1263, 22900), (1374, 21050), (1684, 17175), (2105, 13740), (2290, 12630), (2526, 11450), (2748, 10525), (3435, 8420), (4210, 6870), (4580, 6315), (5052, 5725)]