291987960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{221203}}^1$

素因数の和:221228

約数の個数: 64

約数和(自身を含む): 955601280

約数和(自身を除く): 663613320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 221203, 442406, 663609, 884812, 1106015, 1327218, 1769624, 2212030, 2433233, 2654436, 3318045, 4424060, 4866466, 5308872, 6636090, 7299699, 8848120, 9732932, 12166165, 13272180, 14599398, 19465864, 24332330, 26544360, 29198796, 36498495, 48664660, 58397592, 72996990, 97329320, 145993980, 291987960]

約数ペア:

[(1, 291987960), (2, 145993980), (3, 97329320), (4, 72996990), (5, 58397592), (6, 48664660), (8, 36498495), (10, 29198796), (11, 26544360), (12, 24332330), (15, 19465864), (20, 14599398), (22, 13272180), (24, 12166165), (30, 9732932), (33, 8848120), (40, 7299699), (44, 6636090), (55, 5308872), (60, 4866466), (66, 4424060), (88, 3318045), (110, 2654436), (120, 2433233), (132, 2212030), (165, 1769624), (220, 1327218), (264, 1106015), (330, 884812), (440, 663609), (660, 442406), (1320, 221203)]