201147440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{719}}^1$

素因数の和:1014

約数の個数: 80

約数和(自身を含む): 506217600

約数和(自身を除く): 305070160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 269, 520, 538, 719, 1040, 1076, 1345, 1438, 2152, 2690, 2876, 3497, 3595, 4304, 5380, 5752, 6994, 7190, 9347, 10760, 11504, 13988, 14380, 17485, 18694, 21520, 27976, 28760, 34970, 37388, 46735, 55952, 57520, 69940, 74776, 93470, 139880, 149552, 186940, 193411, 279760, 373880, 386822, 747760, 773644, 967055, 1547288, 1934110, 2514343, 3094576, 3868220, 5028686, 7736440, 10057372, 12571715, 15472880, 20114744, 25143430, 40229488, 50286860, 100573720, 201147440]

約数ペア:

[(1, 201147440), (2, 100573720), (4, 50286860), (5, 40229488), (8, 25143430), (10, 20114744), (13, 15472880), (16, 12571715), (20, 10057372), (26, 7736440), (40, 5028686), (52, 3868220), (65, 3094576), (80, 2514343), (104, 1934110), (130, 1547288), (208, 967055), (260, 773644), (269, 747760), (520, 386822), (538, 373880), (719, 279760), (1040, 193411), (1076, 186940), (1345, 149552), (1438, 139880), (2152, 93470), (2690, 74776), (2876, 69940), (3497, 57520), (3595, 55952), (4304, 46735), (5380, 37388), (5752, 34970), (6994, 28760), (7190, 27976), (9347, 21520), (10760, 18694), (11504, 17485), (13988, 14380)]