641448

素因数分解:

$2^3\times 3^2\times {\mathrm{59}}^1\times {\mathrm{151}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 1778400

約数和(自身を除く): 1136952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 59, 72, 118, 151, 177, 236, 302, 354, 453, 472, 531, 604, 708, 906, 1062, 1208, 1359, 1416, 1812, 2124, 2718, 3624, 4248, 5436, 8909, 10872, 17818, 26727, 35636, 53454, 71272, 80181, 106908, 160362, 213816, 320724, 641448]

約数ペア:

[(1, 641448), (2, 320724), (3, 213816), (4, 160362), (6, 106908), (8, 80181), (9, 71272), (12, 53454), (18, 35636), (24, 26727), (36, 17818), (59, 10872), (72, 8909), (118, 5436), (151, 4248), (177, 3624), (236, 2718), (302, 2124), (354, 1812), (453, 1416), (472, 1359), (531, 1208), (604, 1062), (708, 906)]