857365760

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1$

素因数の和:141

約数の個数: 216

約数和(自身を含む): 2301670728

約数和(自身を除く): 1444304968

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 41, 62, 64, 68, 80, 82, 85, 124, 128, 136, 155, 160, 164, 170, 205, 248, 256, 272, 310, 320, 328, 340, 410, 496, 527, 544, 620, 640, 656, 680, 697, 820, 961, 992, 1054, 1088, 1240, 1271, 1280, 1312, 1360, 1394, 1640, 1922, 1984, 2108, 2176, 2480, 2542, 2624, 2635, 2720, 2788, 3280, 3485, 3844, 3968, 4216, 4352, 4805, 4960, 5084, 5248, 5270, 5440, 5576, 6355, 6560, 6970, 7688, 7936, 8432, 9610, 9920, 10168, 10496, 10540, 10880, 11152, 12710, 13120, 13940, 15376, 16337, 16864, 19220, 19840, 20336, 21080, 21607, 21760, 22304, 25420, 26240, 27880, 30752, 32674, 33728, 38440, 39401, 39680, 40672, 42160, 43214, 44608, 50840, 52480, 55760, 61504, 65348, 67456, 76880, 78802, 81344, 81685, 84320, 86428, 89216, 101680, 108035, 111520, 123008, 130696, 134912, 153760, 157604, 162688, 163370, 168640, 172856, 178432, 197005, 203360, 216070, 223040, 246016, 261392, 307520, 315208, 325376, 326740, 337280, 345712, 394010, 406720, 432140, 446080, 522784, 615040, 630416, 653480, 669817, 674560, 691424, 788020, 813440, 864280, 892160, 1045568, 1230080, 1260832, 1306960, 1339634, 1382848, 1576040, 1626880, 1728560, 2091136, 2521664, 2613920, 2679268, 2765696, 3152080, 3349085, 3457120, 4182272, 5043328, 5227840, 5358536, 5531392, 6304160, 6698170, 6914240, 10086656, 10455680, 10717072, 12608320, 13396340, 13828480, 20911360, 21434144, 25216640, 26792680, 27656960, 42868288, 50433280, 53585360, 85736576, 107170720, 171473152, 214341440, 428682880, 857365760]

約数ペア:

[(1, 857365760), (2, 428682880), (4, 214341440), (5, 171473152), (8, 107170720), (10, 85736576), (16, 53585360), (17, 50433280), (20, 42868288), (31, 27656960), (32, 26792680), (34, 25216640), (40, 21434144), (41, 20911360), (62, 13828480), (64, 13396340), (68, 12608320), (80, 10717072), (82, 10455680), (85, 10086656), (124, 6914240), (128, 6698170), (136, 6304160), (155, 5531392), (160, 5358536), (164, 5227840), (170, 5043328), (205, 4182272), (248, 3457120), (256, 3349085), (272, 3152080), (310, 2765696), (320, 2679268), (328, 2613920), (340, 2521664), (410, 2091136), (496, 1728560), (527, 1626880), (544, 1576040), (620, 1382848), (640, 1339634), (656, 1306960), (680, 1260832), (697, 1230080), (820, 1045568), (961, 892160), (992, 864280), (1054, 813440), (1088, 788020), (1240, 691424), (1271, 674560), (1280, 669817), (1312, 653480), (1360, 630416), (1394, 615040), (1640, 522784), (1922, 446080), (1984, 432140), (2108, 406720), (2176, 394010), (2480, 345712), (2542, 337280), (2624, 326740), (2635, 325376), (2720, 315208), (2788, 307520), (3280, 261392), (3485, 246016), (3844, 223040), (3968, 216070), (4216, 203360), (4352, 197005), (4805, 178432), (4960, 172856), (5084, 168640), (5248, 163370), (5270, 162688), (5440, 157604), (5576, 153760), (6355, 134912), (6560, 130696), (6970, 123008), (7688, 111520), (7936, 108035), (8432, 101680), (9610, 89216), (9920, 86428), (10168, 84320), (10496, 81685), (10540, 81344), (10880, 78802), (11152, 76880), (12710, 67456), (13120, 65348), (13940, 61504), (15376, 55760), (16337, 52480), (16864, 50840), (19220, 44608), (19840, 43214), (20336, 42160), (21080, 40672), (21607, 39680), (21760, 39401), (22304, 38440), (25420, 33728), (26240, 32674), (27880, 30752)]