207747120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3989}}^1$

素因数の和:4043

約数の個数: 160

約数和(自身を含む): 759951360

約数和(自身を除く): 552204240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 105, 112, 120, 124, 140, 155, 168, 186, 210, 217, 240, 248, 280, 310, 336, 372, 420, 434, 465, 496, 560, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1488, 1680, 1736, 1860, 2170, 2480, 2604, 3255, 3472, 3720, 3989, 4340, 5208, 6510, 7440, 7978, 8680, 10416, 11967, 13020, 15956, 17360, 19945, 23934, 26040, 27923, 31912, 39890, 47868, 52080, 55846, 59835, 63824, 79780, 83769, 95736, 111692, 119670, 123659, 139615, 159560, 167538, 191472, 223384, 239340, 247318, 279230, 319120, 335076, 370977, 418845, 446768, 478680, 494636, 558460, 618295, 670152, 741954, 837690, 865613, 957360, 989272, 1116920, 1236590, 1340304, 1483908, 1675380, 1731226, 1854885, 1978544, 2233840, 2473180, 2596839, 2967816, 3350760, 3462452, 3709770, 4328065, 4946360, 5193678, 5935632, 6701520, 6924904, 7419540, 8656130, 9892720, 10387356, 12984195, 13849808, 14839080, 17312260, 20774712, 25968390, 29678160, 34624520, 41549424, 51936780, 69249040, 103873560, 207747120]

約数ペア:

[(1, 207747120), (2, 103873560), (3, 69249040), (4, 51936780), (5, 41549424), (6, 34624520), (7, 29678160), (8, 25968390), (10, 20774712), (12, 17312260), (14, 14839080), (15, 13849808), (16, 12984195), (20, 10387356), (21, 9892720), (24, 8656130), (28, 7419540), (30, 6924904), (31, 6701520), (35, 5935632), (40, 5193678), (42, 4946360), (48, 4328065), (56, 3709770), (60, 3462452), (62, 3350760), (70, 2967816), (80, 2596839), (84, 2473180), (93, 2233840), (105, 1978544), (112, 1854885), (120, 1731226), (124, 1675380), (140, 1483908), (155, 1340304), (168, 1236590), (186, 1116920), (210, 989272), (217, 957360), (240, 865613), (248, 837690), (280, 741954), (310, 670152), (336, 618295), (372, 558460), (420, 494636), (434, 478680), (465, 446768), (496, 418845), (560, 370977), (620, 335076), (651, 319120), (744, 279230), (840, 247318), (868, 239340), (930, 223384), (1085, 191472), (1240, 167538), (1302, 159560), (1488, 139615), (1680, 123659), (1736, 119670), (1860, 111692), (2170, 95736), (2480, 83769), (2604, 79780), (3255, 63824), (3472, 59835), (3720, 55846), (3989, 52080), (4340, 47868), (5208, 39890), (6510, 31912), (7440, 27923), (7978, 26040), (8680, 23934), (10416, 19945), (11967, 17360), (13020, 15956)]