12878250

素因数分解:

$2^1\times 3^1\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1$

素因数の和:261

約数の個数: 128

約数和(自身を含む): 40255488

約数和(自身を除く): 27377238

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 25, 30, 33, 35, 42, 50, 55, 66, 70, 75, 77, 105, 110, 125, 150, 154, 165, 175, 210, 223, 231, 250, 275, 330, 350, 375, 385, 446, 462, 525, 550, 669, 750, 770, 825, 875, 1050, 1115, 1155, 1338, 1375, 1561, 1650, 1750, 1925, 2230, 2310, 2453, 2625, 2750, 3122, 3345, 3850, 4125, 4683, 4906, 5250, 5575, 5775, 6690, 7359, 7805, 8250, 9366, 9625, 11150, 11550, 12265, 14718, 15610, 16725, 17171, 19250, 23415, 24530, 27875, 28875, 33450, 34342, 36795, 39025, 46830, 51513, 55750, 57750, 61325, 73590, 78050, 83625, 85855, 103026, 117075, 122650, 167250, 171710, 183975, 195125, 234150, 257565, 306625, 367950, 390250, 429275, 515130, 585375, 613250, 858550, 919875, 1170750, 1287825, 1839750, 2146375, 2575650, 4292750, 6439125, 12878250]

約数ペア:

[(1, 12878250), (2, 6439125), (3, 4292750), (5, 2575650), (6, 2146375), (7, 1839750), (10, 1287825), (11, 1170750), (14, 919875), (15, 858550), (21, 613250), (22, 585375), (25, 515130), (30, 429275), (33, 390250), (35, 367950), (42, 306625), (50, 257565), (55, 234150), (66, 195125), (70, 183975), (75, 171710), (77, 167250), (105, 122650), (110, 117075), (125, 103026), (150, 85855), (154, 83625), (165, 78050), (175, 73590), (210, 61325), (223, 57750), (231, 55750), (250, 51513), (275, 46830), (330, 39025), (350, 36795), (375, 34342), (385, 33450), (446, 28875), (462, 27875), (525, 24530), (550, 23415), (669, 19250), (750, 17171), (770, 16725), (825, 15610), (875, 14718), (1050, 12265), (1115, 11550), (1155, 11150), (1338, 9625), (1375, 9366), (1561, 8250), (1650, 7805), (1750, 7359), (1925, 6690), (2230, 5775), (2310, 5575), (2453, 5250), (2625, 4906), (2750, 4683), (3122, 4125), (3345, 3850)]