87989790

素因数分解:

$2^1\times 3^1\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{503}}^1$

素因数の和:551

約数の個数: 128

約数和(自身を含む): 261273600

約数和(自身を除く): 173283810

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 49, 51, 70, 85, 98, 102, 105, 119, 147, 170, 210, 238, 245, 255, 294, 343, 357, 490, 503, 510, 595, 686, 714, 735, 833, 1006, 1029, 1190, 1470, 1509, 1666, 1715, 1785, 2058, 2499, 2515, 3018, 3430, 3521, 3570, 4165, 4998, 5030, 5145, 5831, 7042, 7545, 8330, 8551, 10290, 10563, 11662, 12495, 15090, 17102, 17493, 17605, 21126, 24647, 24990, 25653, 29155, 34986, 35210, 42755, 49294, 51306, 52815, 58310, 59857, 73941, 85510, 87465, 105630, 119714, 123235, 128265, 147882, 172529, 174930, 179571, 246470, 256530, 299285, 345058, 359142, 369705, 418999, 517587, 598570, 739410, 837998, 862645, 897855, 1035174, 1256997, 1725290, 1795710, 2094995, 2513994, 2587935, 2932993, 4189990, 5175870, 5865986, 6284985, 8798979, 12569970, 14664965, 17597958, 29329930, 43994895, 87989790]

約数ペア:

[(1, 87989790), (2, 43994895), (3, 29329930), (5, 17597958), (6, 14664965), (7, 12569970), (10, 8798979), (14, 6284985), (15, 5865986), (17, 5175870), (21, 4189990), (30, 2932993), (34, 2587935), (35, 2513994), (42, 2094995), (49, 1795710), (51, 1725290), (70, 1256997), (85, 1035174), (98, 897855), (102, 862645), (105, 837998), (119, 739410), (147, 598570), (170, 517587), (210, 418999), (238, 369705), (245, 359142), (255, 345058), (294, 299285), (343, 256530), (357, 246470), (490, 179571), (503, 174930), (510, 172529), (595, 147882), (686, 128265), (714, 123235), (735, 119714), (833, 105630), (1006, 87465), (1029, 85510), (1190, 73941), (1470, 59857), (1509, 58310), (1666, 52815), (1715, 51306), (1785, 49294), (2058, 42755), (2499, 35210), (2515, 34986), (3018, 29155), (3430, 25653), (3521, 24990), (3570, 24647), (4165, 21126), (4998, 17605), (5030, 17493), (5145, 17102), (5831, 15090), (7042, 12495), (7545, 11662), (8330, 10563), (8551, 10290)]