128782500

素因数分解:

$2^2\times 3^1\times 5^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1$

素因数の和:268

約数の個数: 240

約数和(自身を含む): 470249472

約数和(自身を除く): 341466972

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 25, 28, 30, 33, 35, 42, 44, 50, 55, 60, 66, 70, 75, 77, 84, 100, 105, 110, 125, 132, 140, 150, 154, 165, 175, 210, 220, 223, 231, 250, 275, 300, 308, 330, 350, 375, 385, 420, 446, 462, 500, 525, 550, 625, 660, 669, 700, 750, 770, 825, 875, 892, 924, 1050, 1100, 1115, 1155, 1250, 1338, 1375, 1500, 1540, 1561, 1650, 1750, 1875, 1925, 2100, 2230, 2310, 2453, 2500, 2625, 2676, 2750, 3122, 3300, 3345, 3500, 3750, 3850, 4125, 4375, 4460, 4620, 4683, 4906, 5250, 5500, 5575, 5775, 6244, 6690, 6875, 7359, 7500, 7700, 7805, 8250, 8750, 9366, 9625, 9812, 10500, 11150, 11550, 12265, 13125, 13380, 13750, 14718, 15610, 16500, 16725, 17171, 17500, 18732, 19250, 20625, 22300, 23100, 23415, 24530, 26250, 27500, 27875, 28875, 29436, 31220, 33450, 34342, 36795, 38500, 39025, 41250, 46830, 48125, 49060, 51513, 52500, 55750, 57750, 61325, 66900, 68684, 73590, 78050, 82500, 83625, 85855, 93660, 96250, 103026, 111500, 115500, 117075, 122650, 139375, 144375, 147180, 156100, 167250, 171710, 183975, 192500, 195125, 206052, 234150, 245300, 257565, 278750, 288750, 306625, 334500, 343420, 367950, 390250, 418125, 429275, 468300, 515130, 557500, 577500, 585375, 613250, 735900, 780500, 836250, 858550, 919875, 975625, 1030260, 1170750, 1226500, 1287825, 1533125, 1672500, 1717100, 1839750, 1951250, 2146375, 2341500, 2575650, 2926875, 3066250, 3679500, 3902500, 4292750, 4599375, 5151300, 5853750, 6132500, 6439125, 8585500, 9198750, 10731875, 11707500, 12878250, 18397500, 21463750, 25756500, 32195625, 42927500, 64391250, 128782500]

約数ペア:

[(1, 128782500), (2, 64391250), (3, 42927500), (4, 32195625), (5, 25756500), (6, 21463750), (7, 18397500), (10, 12878250), (11, 11707500), (12, 10731875), (14, 9198750), (15, 8585500), (20, 6439125), (21, 6132500), (22, 5853750), (25, 5151300), (28, 4599375), (30, 4292750), (33, 3902500), (35, 3679500), (42, 3066250), (44, 2926875), (50, 2575650), (55, 2341500), (60, 2146375), (66, 1951250), (70, 1839750), (75, 1717100), (77, 1672500), (84, 1533125), (100, 1287825), (105, 1226500), (110, 1170750), (125, 1030260), (132, 975625), (140, 919875), (150, 858550), (154, 836250), (165, 780500), (175, 735900), (210, 613250), (220, 585375), (223, 577500), (231, 557500), (250, 515130), (275, 468300), (300, 429275), (308, 418125), (330, 390250), (350, 367950), (375, 343420), (385, 334500), (420, 306625), (446, 288750), (462, 278750), (500, 257565), (525, 245300), (550, 234150), (625, 206052), (660, 195125), (669, 192500), (700, 183975), (750, 171710), (770, 167250), (825, 156100), (875, 147180), (892, 144375), (924, 139375), (1050, 122650), (1100, 117075), (1115, 115500), (1155, 111500), (1250, 103026), (1338, 96250), (1375, 93660), (1500, 85855), (1540, 83625), (1561, 82500), (1650, 78050), (1750, 73590), (1875, 68684), (1925, 66900), (2100, 61325), (2230, 57750), (2310, 55750), (2453, 52500), (2500, 51513), (2625, 49060), (2676, 48125), (2750, 46830), (3122, 41250), (3300, 39025), (3345, 38500), (3500, 36795), (3750, 34342), (3850, 33450), (4125, 31220), (4375, 29436), (4460, 28875), (4620, 27875), (4683, 27500), (4906, 26250), (5250, 24530), (5500, 23415), (5575, 23100), (5775, 22300), (6244, 20625), (6690, 19250), (6875, 18732), (7359, 17500), (7500, 17171), (7700, 16725), (7805, 16500), (8250, 15610), (8750, 14718), (9366, 13750), (9625, 13380), (9812, 13125), (10500, 12265), (11150, 11550)]