475565580

素因数分解:

$2^2\times 3^5\times 5^1\times 7^2\times {\mathrm{1997}}^1$

素因数の和:2035

約数の個数: 216

約数和(自身を含む): 1741089168

約数和(自身を除く): 1265523588

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 81, 84, 90, 98, 105, 108, 126, 135, 140, 147, 162, 180, 189, 196, 210, 243, 245, 252, 270, 294, 315, 324, 378, 405, 420, 441, 486, 490, 540, 567, 588, 630, 735, 756, 810, 882, 945, 972, 980, 1134, 1215, 1260, 1323, 1470, 1620, 1701, 1764, 1890, 1997, 2205, 2268, 2430, 2646, 2835, 2940, 3402, 3780, 3969, 3994, 4410, 4860, 5292, 5670, 5991, 6615, 6804, 7938, 7988, 8505, 8820, 9985, 11340, 11907, 11982, 13230, 13979, 15876, 17010, 17973, 19845, 19970, 23814, 23964, 26460, 27958, 29955, 34020, 35946, 39690, 39940, 41937, 47628, 53919, 55916, 59535, 59910, 69895, 71892, 79380, 83874, 89865, 97853, 107838, 119070, 119820, 125811, 139790, 161757, 167748, 179730, 195706, 209685, 215676, 238140, 251622, 269595, 279580, 293559, 323514, 359460, 377433, 391412, 419370, 485271, 489265, 503244, 539190, 587118, 629055, 647028, 754866, 808785, 838740, 880677, 970542, 978530, 1078380, 1132299, 1174236, 1258110, 1467795, 1509732, 1617570, 1761354, 1887165, 1941084, 1957060, 2264598, 2426355, 2516220, 2642031, 2935590, 3235140, 3396897, 3522708, 3774330, 4403385, 4529196, 4852710, 5284062, 5661495, 5871180, 6793794, 7548660, 7926093, 8806770, 9705420, 10568124, 11322990, 13210155, 13587588, 15852186, 16984485, 17613540, 22645980, 23778279, 26420310, 31704372, 33968970, 39630465, 47556558, 52840620, 67937940, 79260930, 95113116, 118891395, 158521860, 237782790, 475565580]

約数ペア:

[(1, 475565580), (2, 237782790), (3, 158521860), (4, 118891395), (5, 95113116), (6, 79260930), (7, 67937940), (9, 52840620), (10, 47556558), (12, 39630465), (14, 33968970), (15, 31704372), (18, 26420310), (20, 23778279), (21, 22645980), (27, 17613540), (28, 16984485), (30, 15852186), (35, 13587588), (36, 13210155), (42, 11322990), (45, 10568124), (49, 9705420), (54, 8806770), (60, 7926093), (63, 7548660), (70, 6793794), (81, 5871180), (84, 5661495), (90, 5284062), (98, 4852710), (105, 4529196), (108, 4403385), (126, 3774330), (135, 3522708), (140, 3396897), (147, 3235140), (162, 2935590), (180, 2642031), (189, 2516220), (196, 2426355), (210, 2264598), (243, 1957060), (245, 1941084), (252, 1887165), (270, 1761354), (294, 1617570), (315, 1509732), (324, 1467795), (378, 1258110), (405, 1174236), (420, 1132299), (441, 1078380), (486, 978530), (490, 970542), (540, 880677), (567, 838740), (588, 808785), (630, 754866), (735, 647028), (756, 629055), (810, 587118), (882, 539190), (945, 503244), (972, 489265), (980, 485271), (1134, 419370), (1215, 391412), (1260, 377433), (1323, 359460), (1470, 323514), (1620, 293559), (1701, 279580), (1764, 269595), (1890, 251622), (1997, 238140), (2205, 215676), (2268, 209685), (2430, 195706), (2646, 179730), (2835, 167748), (2940, 161757), (3402, 139790), (3780, 125811), (3969, 119820), (3994, 119070), (4410, 107838), (4860, 97853), (5292, 89865), (5670, 83874), (5991, 79380), (6615, 71892), (6804, 69895), (7938, 59910), (7988, 59535), (8505, 55916), (8820, 53919), (9985, 47628), (11340, 41937), (11907, 39940), (11982, 39690), (13230, 35946), (13979, 34020), (15876, 29955), (17010, 27958), (17973, 26460), (19845, 23964), (19970, 23814)]