123687480

素因数分解:

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

素因数の和:893

約数の個数: 128

約数和(自身を含む): 426585600

約数和(自身を除く): 302898120

約数列:

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

約数ペア:

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