8217440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:85

約数の個数: 192

約数和(自身を含む): 26127360

約数和(自身を除く): 17909920

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 23, 28, 29, 32, 35, 40, 44, 46, 55, 56, 58, 70, 77, 80, 88, 92, 110, 112, 115, 116, 140, 145, 154, 160, 161, 176, 184, 203, 220, 224, 230, 232, 253, 280, 290, 308, 319, 322, 352, 368, 385, 406, 440, 460, 464, 506, 560, 580, 616, 638, 644, 667, 736, 770, 805, 812, 880, 920, 928, 1012, 1015, 1120, 1160, 1232, 1265, 1276, 1288, 1334, 1540, 1595, 1610, 1624, 1760, 1771, 1840, 2024, 2030, 2233, 2320, 2464, 2530, 2552, 2576, 2668, 3080, 3190, 3220, 3248, 3335, 3542, 3680, 4048, 4060, 4466, 4640, 4669, 5060, 5104, 5152, 5336, 6160, 6380, 6440, 6496, 6670, 7084, 7337, 8096, 8120, 8855, 8932, 9338, 10120, 10208, 10672, 11165, 12320, 12760, 12880, 13340, 14168, 14674, 16240, 17710, 17864, 18676, 20240, 21344, 22330, 23345, 25520, 25760, 26680, 28336, 29348, 32480, 35420, 35728, 36685, 37352, 40480, 44660, 46690, 51040, 51359, 53360, 56672, 58696, 70840, 71456, 73370, 74704, 89320, 93380, 102718, 106720, 117392, 141680, 146740, 149408, 178640, 186760, 205436, 234784, 256795, 283360, 293480, 357280, 373520, 410872, 513590, 586960, 747040, 821744, 1027180, 1173920, 1643488, 2054360, 4108720, 8217440]

約数ペア:

[(1, 8217440), (2, 4108720), (4, 2054360), (5, 1643488), (7, 1173920), (8, 1027180), (10, 821744), (11, 747040), (14, 586960), (16, 513590), (20, 410872), (22, 373520), (23, 357280), (28, 293480), (29, 283360), (32, 256795), (35, 234784), (40, 205436), (44, 186760), (46, 178640), (55, 149408), (56, 146740), (58, 141680), (70, 117392), (77, 106720), (80, 102718), (88, 93380), (92, 89320), (110, 74704), (112, 73370), (115, 71456), (116, 70840), (140, 58696), (145, 56672), (154, 53360), (160, 51359), (161, 51040), (176, 46690), (184, 44660), (203, 40480), (220, 37352), (224, 36685), (230, 35728), (232, 35420), (253, 32480), (280, 29348), (290, 28336), (308, 26680), (319, 25760), (322, 25520), (352, 23345), (368, 22330), (385, 21344), (406, 20240), (440, 18676), (460, 17864), (464, 17710), (506, 16240), (560, 14674), (580, 14168), (616, 13340), (638, 12880), (644, 12760), (667, 12320), (736, 11165), (770, 10672), (805, 10208), (812, 10120), (880, 9338), (920, 8932), (928, 8855), (1012, 8120), (1015, 8096), (1120, 7337), (1160, 7084), (1232, 6670), (1265, 6496), (1276, 6440), (1288, 6380), (1334, 6160), (1540, 5336), (1595, 5152), (1610, 5104), (1624, 5060), (1760, 4669), (1771, 4640), (1840, 4466), (2024, 4060), (2030, 4048), (2233, 3680), (2320, 3542), (2464, 3335), (2530, 3248), (2552, 3220), (2576, 3190), (2668, 3080)]