1649645820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{733}}^1\times {\mathrm{12503}}^1$

素因数の和:13251

約数の個数: 72

約数和(自身を含む): 5011153056

約数和(自身を除く): 3361507236

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 733, 1466, 2199, 2932, 3665, 4398, 6597, 7330, 8796, 10995, 12503, 13194, 14660, 21990, 25006, 26388, 32985, 37509, 43980, 50012, 62515, 65970, 75018, 112527, 125030, 131940, 150036, 187545, 225054, 250060, 375090, 450108, 562635, 750180, 1125270, 2250540, 9164699, 18329398, 27494097, 36658796, 45823495, 54988194, 82482291, 91646990, 109976388, 137470485, 164964582, 183293980, 274940970, 329929164, 412411455, 549881940, 824822910, 1649645820]

約数ペア:

[(1, 1649645820), (2, 824822910), (3, 549881940), (4, 412411455), (5, 329929164), (6, 274940970), (9, 183293980), (10, 164964582), (12, 137470485), (15, 109976388), (18, 91646990), (20, 82482291), (30, 54988194), (36, 45823495), (45, 36658796), (60, 27494097), (90, 18329398), (180, 9164699), (733, 2250540), (1466, 1125270), (2199, 750180), (2932, 562635), (3665, 450108), (4398, 375090), (6597, 250060), (7330, 225054), (8796, 187545), (10995, 150036), (12503, 131940), (13194, 125030), (14660, 112527), (21990, 75018), (25006, 65970), (26388, 62515), (32985, 50012), (37509, 43980)]