209987800

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3079}}^1$

素因数の和:3137

約数の個数: 96

約数和(自身を含む): 549964800

約数和(自身を除く): 339977000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 31, 40, 44, 50, 55, 62, 88, 100, 110, 124, 155, 200, 220, 248, 275, 310, 341, 440, 550, 620, 682, 775, 1100, 1240, 1364, 1550, 1705, 2200, 2728, 3079, 3100, 3410, 6158, 6200, 6820, 8525, 12316, 13640, 15395, 17050, 24632, 30790, 33869, 34100, 61580, 67738, 68200, 76975, 95449, 123160, 135476, 153950, 169345, 190898, 270952, 307900, 338690, 381796, 477245, 615800, 677380, 763592, 846725, 954490, 1049939, 1354760, 1693450, 1908980, 2099878, 2386225, 3386900, 3817960, 4199756, 4772450, 5249695, 6773800, 8399512, 9544900, 10499390, 19089800, 20998780, 26248475, 41997560, 52496950, 104993900, 209987800]

約数ペア:

[(1, 209987800), (2, 104993900), (4, 52496950), (5, 41997560), (8, 26248475), (10, 20998780), (11, 19089800), (20, 10499390), (22, 9544900), (25, 8399512), (31, 6773800), (40, 5249695), (44, 4772450), (50, 4199756), (55, 3817960), (62, 3386900), (88, 2386225), (100, 2099878), (110, 1908980), (124, 1693450), (155, 1354760), (200, 1049939), (220, 954490), (248, 846725), (275, 763592), (310, 677380), (341, 615800), (440, 477245), (550, 381796), (620, 338690), (682, 307900), (775, 270952), (1100, 190898), (1240, 169345), (1364, 153950), (1550, 135476), (1705, 123160), (2200, 95449), (2728, 76975), (3079, 68200), (3100, 67738), (3410, 61580), (6158, 34100), (6200, 33869), (6820, 30790), (8525, 24632), (12316, 17050), (13640, 15395)]