1268691830

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{283}}^1\times {\mathrm{1307}}^1$

素因数の和:1618

約数の個数: 64

約数和(自身を含む): 2674598400

約数和(自身を除く): 1405906570

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 283, 343, 490, 566, 686, 1307, 1415, 1715, 1981, 2614, 2830, 3430, 3962, 6535, 9149, 9905, 13070, 13867, 18298, 19810, 27734, 45745, 64043, 69335, 91490, 97069, 128086, 138670, 194138, 320215, 369881, 448301, 485345, 640430, 739762, 896602, 970690, 1849405, 2241505, 2589167, 3698810, 4483010, 5178334, 12945835, 18124169, 25891670, 36248338, 90620845, 126869183, 181241690, 253738366, 634345915, 1268691830]

約数ペア:

[(1, 1268691830), (2, 634345915), (5, 253738366), (7, 181241690), (10, 126869183), (14, 90620845), (35, 36248338), (49, 25891670), (70, 18124169), (98, 12945835), (245, 5178334), (283, 4483010), (343, 3698810), (490, 2589167), (566, 2241505), (686, 1849405), (1307, 970690), (1415, 896602), (1715, 739762), (1981, 640430), (2614, 485345), (2830, 448301), (3430, 369881), (3962, 320215), (6535, 194138), (9149, 138670), (9905, 128086), (13070, 97069), (13867, 91490), (18298, 69335), (19810, 64043), (27734, 45745)]