217890750

素因数分解:

$2^1\times 3^1\times 5^3\times 7^4\times {\mathrm{11}}^2$

素因数の和:70

約数の個数: 240

約数和(自身を含む): 697381776

約数和(自身を除く): 479491026

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 25, 30, 33, 35, 42, 49, 50, 55, 66, 70, 75, 77, 98, 105, 110, 121, 125, 147, 150, 154, 165, 175, 210, 231, 242, 245, 250, 275, 294, 330, 343, 350, 363, 375, 385, 462, 490, 525, 539, 550, 605, 686, 726, 735, 750, 770, 825, 847, 875, 1029, 1050, 1078, 1155, 1210, 1225, 1375, 1470, 1617, 1650, 1694, 1715, 1750, 1815, 1925, 2058, 2310, 2401, 2450, 2541, 2625, 2695, 2750, 3025, 3234, 3430, 3630, 3675, 3773, 3850, 4125, 4235, 4802, 5082, 5145, 5250, 5390, 5775, 5929, 6050, 6125, 7203, 7350, 7546, 8085, 8250, 8470, 8575, 9075, 9625, 10290, 11319, 11550, 11858, 12005, 12250, 12705, 13475, 14406, 15125, 16170, 17150, 17787, 18150, 18375, 18865, 19250, 21175, 22638, 24010, 25410, 25725, 26411, 26950, 28875, 29645, 30250, 35574, 36015, 36750, 37730, 40425, 41503, 42350, 42875, 45375, 51450, 52822, 56595, 57750, 59290, 60025, 63525, 67375, 72030, 79233, 80850, 83006, 85750, 88935, 90750, 94325, 105875, 113190, 120050, 124509, 127050, 128625, 132055, 134750, 148225, 158466, 177870, 180075, 188650, 202125, 207515, 211750, 249018, 257250, 264110, 282975, 290521, 296450, 300125, 317625, 360150, 396165, 404250, 415030, 444675, 471625, 565950, 581042, 600250, 622545, 635250, 660275, 741125, 792330, 871563, 889350, 900375, 943250, 1037575, 1245090, 1320550, 1414875, 1452605, 1482250, 1743126, 1800750, 1980825, 2075150, 2223375, 2829750, 2905210, 3112725, 3301375, 3961650, 4357815, 4446750, 5187875, 6225450, 6602750, 7263025, 8715630, 9904125, 10375750, 14526050, 15563625, 19808250, 21789075, 31127250, 36315125, 43578150, 72630250, 108945375, 217890750]

約数ペア:

[(1, 217890750), (2, 108945375), (3, 72630250), (5, 43578150), (6, 36315125), (7, 31127250), (10, 21789075), (11, 19808250), (14, 15563625), (15, 14526050), (21, 10375750), (22, 9904125), (25, 8715630), (30, 7263025), (33, 6602750), (35, 6225450), (42, 5187875), (49, 4446750), (50, 4357815), (55, 3961650), (66, 3301375), (70, 3112725), (75, 2905210), (77, 2829750), (98, 2223375), (105, 2075150), (110, 1980825), (121, 1800750), (125, 1743126), (147, 1482250), (150, 1452605), (154, 1414875), (165, 1320550), (175, 1245090), (210, 1037575), (231, 943250), (242, 900375), (245, 889350), (250, 871563), (275, 792330), (294, 741125), (330, 660275), (343, 635250), (350, 622545), (363, 600250), (375, 581042), (385, 565950), (462, 471625), (490, 444675), (525, 415030), (539, 404250), (550, 396165), (605, 360150), (686, 317625), (726, 300125), (735, 296450), (750, 290521), (770, 282975), (825, 264110), (847, 257250), (875, 249018), (1029, 211750), (1050, 207515), (1078, 202125), (1155, 188650), (1210, 180075), (1225, 177870), (1375, 158466), (1470, 148225), (1617, 134750), (1650, 132055), (1694, 128625), (1715, 127050), (1750, 124509), (1815, 120050), (1925, 113190), (2058, 105875), (2310, 94325), (2401, 90750), (2450, 88935), (2541, 85750), (2625, 83006), (2695, 80850), (2750, 79233), (3025, 72030), (3234, 67375), (3430, 63525), (3630, 60025), (3675, 59290), (3773, 57750), (3850, 56595), (4125, 52822), (4235, 51450), (4802, 45375), (5082, 42875), (5145, 42350), (5250, 41503), (5390, 40425), (5775, 37730), (5929, 36750), (6050, 36015), (6125, 35574), (7203, 30250), (7350, 29645), (7546, 28875), (8085, 26950), (8250, 26411), (8470, 25725), (8575, 25410), (9075, 24010), (9625, 22638), (10290, 21175), (11319, 19250), (11550, 18865), (11858, 18375), (12005, 18150), (12250, 17787), (12705, 17150), (13475, 16170), (14406, 15125)]