73378480

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{18719}}^1$

素因数の和:18746

約数の個数: 60

約数和(自身を含む): 198469440

約数和(自身を除く): 125090960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 18719, 37438, 74876, 93595, 131033, 149752, 187190, 262066, 299504, 374380, 524132, 655165, 748760, 917231, 1048264, 1310330, 1497520, 1834462, 2096528, 2620660, 3668924, 4586155, 5241320, 7337848, 9172310, 10482640, 14675696, 18344620, 36689240, 73378480]

約数ペア:

[(1, 73378480), (2, 36689240), (4, 18344620), (5, 14675696), (7, 10482640), (8, 9172310), (10, 7337848), (14, 5241320), (16, 4586155), (20, 3668924), (28, 2620660), (35, 2096528), (40, 1834462), (49, 1497520), (56, 1310330), (70, 1048264), (80, 917231), (98, 748760), (112, 655165), (140, 524132), (196, 374380), (245, 299504), (280, 262066), (392, 187190), (490, 149752), (560, 131033), (784, 93595), (980, 74876), (1960, 37438), (3920, 18719)]