861809424

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{157}}^1$

素因数の和:254

約数の個数: 240

約数和(自身を含む): 2801499264

約数和(自身を除く): 1939689840

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 31, 34, 42, 48, 51, 56, 62, 68, 84, 93, 102, 112, 119, 124, 136, 157, 168, 186, 204, 217, 238, 248, 272, 314, 336, 357, 372, 408, 434, 471, 476, 496, 527, 628, 651, 714, 744, 816, 868, 942, 952, 961, 1054, 1099, 1256, 1302, 1428, 1488, 1581, 1736, 1884, 1904, 1922, 2108, 2198, 2512, 2604, 2669, 2856, 2883, 3162, 3297, 3472, 3689, 3768, 3844, 4216, 4396, 4867, 5208, 5338, 5712, 5766, 6324, 6594, 6727, 7378, 7536, 7688, 8007, 8432, 8792, 9734, 10416, 10676, 11067, 11532, 12648, 13188, 13454, 14601, 14756, 15376, 16014, 16337, 17584, 18683, 19468, 20181, 21352, 22134, 23064, 25296, 26376, 26908, 29202, 29512, 32028, 32674, 34069, 37366, 38936, 40362, 42704, 44268, 46128, 49011, 52752, 53816, 56049, 58404, 59024, 64056, 65348, 68138, 74732, 77872, 80724, 82739, 88536, 98022, 102207, 107632, 112098, 114359, 116808, 128112, 130696, 136276, 149464, 150877, 161448, 165478, 177072, 196044, 204414, 224196, 228718, 233616, 248217, 261392, 272552, 298928, 301754, 322896, 330956, 343077, 392088, 408828, 448392, 452631, 457436, 496434, 545104, 579173, 603508, 661912, 686154, 784176, 817656, 896784, 905262, 914872, 992868, 1056139, 1158346, 1207016, 1323824, 1372308, 1635312, 1737519, 1810524, 1829744, 1985736, 2112278, 2316692, 2414032, 2564909, 2744616, 3168417, 3475038, 3621048, 3971472, 4224556, 4633384, 5129818, 5489232, 6336834, 6950076, 7242096, 7694727, 8449112, 9266768, 10259636, 12673668, 13900152, 15389454, 16898224, 17954363, 20519272, 25347336, 27800304, 30778908, 35908726, 41038544, 50694672, 53863089, 61557816, 71817452, 107726178, 123115632, 143634904, 215452356, 287269808, 430904712, 861809424]

約数ペア:

[(1, 861809424), (2, 430904712), (3, 287269808), (4, 215452356), (6, 143634904), (7, 123115632), (8, 107726178), (12, 71817452), (14, 61557816), (16, 53863089), (17, 50694672), (21, 41038544), (24, 35908726), (28, 30778908), (31, 27800304), (34, 25347336), (42, 20519272), (48, 17954363), (51, 16898224), (56, 15389454), (62, 13900152), (68, 12673668), (84, 10259636), (93, 9266768), (102, 8449112), (112, 7694727), (119, 7242096), (124, 6950076), (136, 6336834), (157, 5489232), (168, 5129818), (186, 4633384), (204, 4224556), (217, 3971472), (238, 3621048), (248, 3475038), (272, 3168417), (314, 2744616), (336, 2564909), (357, 2414032), (372, 2316692), (408, 2112278), (434, 1985736), (471, 1829744), (476, 1810524), (496, 1737519), (527, 1635312), (628, 1372308), (651, 1323824), (714, 1207016), (744, 1158346), (816, 1056139), (868, 992868), (942, 914872), (952, 905262), (961, 896784), (1054, 817656), (1099, 784176), (1256, 686154), (1302, 661912), (1428, 603508), (1488, 579173), (1581, 545104), (1736, 496434), (1884, 457436), (1904, 452631), (1922, 448392), (2108, 408828), (2198, 392088), (2512, 343077), (2604, 330956), (2669, 322896), (2856, 301754), (2883, 298928), (3162, 272552), (3297, 261392), (3472, 248217), (3689, 233616), (3768, 228718), (3844, 224196), (4216, 204414), (4396, 196044), (4867, 177072), (5208, 165478), (5338, 161448), (5712, 150877), (5766, 149464), (6324, 136276), (6594, 130696), (6727, 128112), (7378, 116808), (7536, 114359), (7688, 112098), (8007, 107632), (8432, 102207), (8792, 98022), (9734, 88536), (10416, 82739), (10676, 80724), (11067, 77872), (11532, 74732), (12648, 68138), (13188, 65348), (13454, 64056), (14601, 59024), (14756, 58404), (15376, 56049), (16014, 53816), (16337, 52752), (17584, 49011), (18683, 46128), (19468, 44268), (20181, 42704), (21352, 40362), (22134, 38936), (23064, 37366), (25296, 34069), (26376, 32674), (26908, 32028), (29202, 29512)]