169621340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{2371}}^1$

素因数の和:2467

約数の個数: 72

約数和(自身を含む): 420214032

約数和(自身を除く): 250592692

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 73, 98, 140, 146, 196, 245, 292, 365, 490, 511, 730, 980, 1022, 1460, 2044, 2371, 2555, 3577, 4742, 5110, 7154, 9484, 10220, 11855, 14308, 16597, 17885, 23710, 33194, 35770, 47420, 66388, 71540, 82985, 116179, 165970, 173083, 232358, 331940, 346166, 464716, 580895, 692332, 865415, 1161790, 1211581, 1730830, 2323580, 2423162, 3461660, 4846324, 6057905, 8481067, 12115810, 16962134, 24231620, 33924268, 42405335, 84810670, 169621340]

約数ペア:

[(1, 169621340), (2, 84810670), (4, 42405335), (5, 33924268), (7, 24231620), (10, 16962134), (14, 12115810), (20, 8481067), (28, 6057905), (35, 4846324), (49, 3461660), (70, 2423162), (73, 2323580), (98, 1730830), (140, 1211581), (146, 1161790), (196, 865415), (245, 692332), (292, 580895), (365, 464716), (490, 346166), (511, 331940), (730, 232358), (980, 173083), (1022, 165970), (1460, 116179), (2044, 82985), (2371, 71540), (2555, 66388), (3577, 47420), (4742, 35770), (5110, 33194), (7154, 23710), (9484, 17885), (10220, 16597), (11855, 14308)]