247374960

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{643}}^1$

素因数の和:895

約数の個数: 160

約数和(自身を含む): 881610240

約数和(自身を除く): 634235280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 229, 240, 280, 336, 420, 458, 560, 643, 687, 840, 916, 1145, 1286, 1374, 1603, 1680, 1832, 1929, 2290, 2572, 2748, 3206, 3215, 3435, 3664, 3858, 4501, 4580, 4809, 5144, 5496, 6412, 6430, 6870, 7716, 8015, 9002, 9160, 9618, 9645, 10288, 10992, 12824, 12860, 13503, 13740, 15432, 16030, 18004, 18320, 19236, 19290, 22505, 24045, 25648, 25720, 27006, 27480, 30864, 32060, 36008, 38472, 38580, 45010, 48090, 51440, 54012, 54960, 64120, 67515, 72016, 76944, 77160, 90020, 96180, 108024, 128240, 135030, 147247, 154320, 180040, 192360, 216048, 270060, 294494, 360080, 384720, 441741, 540120, 588988, 736235, 883482, 1030729, 1080240, 1177976, 1472470, 1766964, 2061458, 2208705, 2355952, 2944940, 3092187, 3533928, 4122916, 4417410, 5153645, 5889880, 6184374, 7067856, 8245832, 8834820, 10307290, 11779760, 12368748, 15460935, 16491664, 17669640, 20614580, 24737496, 30921870, 35339280, 41229160, 49474992, 61843740, 82458320, 123687480, 247374960]

約数ペア:

[(1, 247374960), (2, 123687480), (3, 82458320), (4, 61843740), (5, 49474992), (6, 41229160), (7, 35339280), (8, 30921870), (10, 24737496), (12, 20614580), (14, 17669640), (15, 16491664), (16, 15460935), (20, 12368748), (21, 11779760), (24, 10307290), (28, 8834820), (30, 8245832), (35, 7067856), (40, 6184374), (42, 5889880), (48, 5153645), (56, 4417410), (60, 4122916), (70, 3533928), (80, 3092187), (84, 2944940), (105, 2355952), (112, 2208705), (120, 2061458), (140, 1766964), (168, 1472470), (210, 1177976), (229, 1080240), (240, 1030729), (280, 883482), (336, 736235), (420, 588988), (458, 540120), (560, 441741), (643, 384720), (687, 360080), (840, 294494), (916, 270060), (1145, 216048), (1286, 192360), (1374, 180040), (1603, 154320), (1680, 147247), (1832, 135030), (1929, 128240), (2290, 108024), (2572, 96180), (2748, 90020), (3206, 77160), (3215, 76944), (3435, 72016), (3664, 67515), (3858, 64120), (4501, 54960), (4580, 54012), (4809, 51440), (5144, 48090), (5496, 45010), (6412, 38580), (6430, 38472), (6870, 36008), (7716, 32060), (8015, 30864), (9002, 27480), (9160, 27006), (9618, 25720), (9645, 25648), (10288, 24045), (10992, 22505), (12824, 19290), (12860, 19236), (13503, 18320), (13740, 18004), (15432, 16030)]