291220056

素因数分解:

$2^3\times 3^3\times {\mathrm{67}}^1\times {\mathrm{20123}}^1$

素因数の和:20205

約数の個数: 64

約数和(自身を含む): 821059200

約数和(自身を除く): 529839144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 67, 72, 108, 134, 201, 216, 268, 402, 536, 603, 804, 1206, 1608, 1809, 2412, 3618, 4824, 7236, 14472, 20123, 40246, 60369, 80492, 120738, 160984, 181107, 241476, 362214, 482952, 543321, 724428, 1086642, 1348241, 1448856, 2173284, 2696482, 4044723, 4346568, 5392964, 8089446, 10785928, 12134169, 16178892, 24268338, 32357784, 36402507, 48536676, 72805014, 97073352, 145610028, 291220056]

約数ペア:

[(1, 291220056), (2, 145610028), (3, 97073352), (4, 72805014), (6, 48536676), (8, 36402507), (9, 32357784), (12, 24268338), (18, 16178892), (24, 12134169), (27, 10785928), (36, 8089446), (54, 5392964), (67, 4346568), (72, 4044723), (108, 2696482), (134, 2173284), (201, 1448856), (216, 1348241), (268, 1086642), (402, 724428), (536, 543321), (603, 482952), (804, 362214), (1206, 241476), (1608, 181107), (1809, 160984), (2412, 120738), (3618, 80492), (4824, 60369), (7236, 40246), (14472, 20123)]