1999902528

素因数分解:

$2^6\times 3^3\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{701}}^1$

素因数の和:862

約数の個数: 224

約数和(自身を含む): 6390558720

約数和(自身を除く): 4390656192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 64, 72, 78, 96, 104, 108, 117, 127, 144, 156, 192, 208, 216, 234, 254, 288, 312, 351, 381, 416, 432, 468, 508, 576, 624, 701, 702, 762, 832, 864, 936, 1016, 1143, 1248, 1402, 1404, 1524, 1651, 1728, 1872, 2032, 2103, 2286, 2496, 2804, 2808, 3048, 3302, 3429, 3744, 4064, 4206, 4572, 4953, 5608, 5616, 6096, 6309, 6604, 6858, 7488, 8128, 8412, 9113, 9144, 9906, 11216, 11232, 12192, 12618, 13208, 13716, 14859, 16824, 18226, 18288, 18927, 19812, 22432, 22464, 24384, 25236, 26416, 27339, 27432, 29718, 33648, 36452, 36576, 37854, 39624, 44577, 44864, 50472, 52832, 54678, 54864, 59436, 67296, 72904, 73152, 75708, 79248, 82017, 89027, 89154, 100944, 105664, 109356, 109728, 118872, 134592, 145808, 151416, 158496, 164034, 178054, 178308, 201888, 218712, 219456, 237744, 246051, 267081, 291616, 302832, 316992, 328068, 356108, 356616, 403776, 437424, 475488, 492102, 534162, 583232, 605664, 656136, 712216, 713232, 801243, 874848, 950976, 984204, 1068324, 1157351, 1211328, 1312272, 1424432, 1426464, 1602486, 1749696, 1968408, 2136648, 2314702, 2403729, 2624544, 2848864, 2852928, 3204972, 3472053, 3936816, 4273296, 4629404, 4807458, 5249088, 5697728, 6409944, 6944106, 7873632, 8546592, 9258808, 9614916, 10416159, 12819888, 13888212, 15747264, 17093184, 18517616, 19229832, 20832318, 25639776, 27776424, 31248477, 37035232, 38459664, 41664636, 51279552, 55552848, 62496954, 74070464, 76919328, 83329272, 111105696, 124993908, 153838656, 166658544, 222211392, 249987816, 333317088, 499975632, 666634176, 999951264, 1999902528]

約数ペア:

[(1, 1999902528), (2, 999951264), (3, 666634176), (4, 499975632), (6, 333317088), (8, 249987816), (9, 222211392), (12, 166658544), (13, 153838656), (16, 124993908), (18, 111105696), (24, 83329272), (26, 76919328), (27, 74070464), (32, 62496954), (36, 55552848), (39, 51279552), (48, 41664636), (52, 38459664), (54, 37035232), (64, 31248477), (72, 27776424), (78, 25639776), (96, 20832318), (104, 19229832), (108, 18517616), (117, 17093184), (127, 15747264), (144, 13888212), (156, 12819888), (192, 10416159), (208, 9614916), (216, 9258808), (234, 8546592), (254, 7873632), (288, 6944106), (312, 6409944), (351, 5697728), (381, 5249088), (416, 4807458), (432, 4629404), (468, 4273296), (508, 3936816), (576, 3472053), (624, 3204972), (701, 2852928), (702, 2848864), (762, 2624544), (832, 2403729), (864, 2314702), (936, 2136648), (1016, 1968408), (1143, 1749696), (1248, 1602486), (1402, 1426464), (1404, 1424432), (1524, 1312272), (1651, 1211328), (1728, 1157351), (1872, 1068324), (2032, 984204), (2103, 950976), (2286, 874848), (2496, 801243), (2804, 713232), (2808, 712216), (3048, 656136), (3302, 605664), (3429, 583232), (3744, 534162), (4064, 492102), (4206, 475488), (4572, 437424), (4953, 403776), (5608, 356616), (5616, 356108), (6096, 328068), (6309, 316992), (6604, 302832), (6858, 291616), (7488, 267081), (8128, 246051), (8412, 237744), (9113, 219456), (9144, 218712), (9906, 201888), (11216, 178308), (11232, 178054), (12192, 164034), (12618, 158496), (13208, 151416), (13716, 145808), (14859, 134592), (16824, 118872), (18226, 109728), (18288, 109356), (18927, 105664), (19812, 100944), (22432, 89154), (22464, 89027), (24384, 82017), (25236, 79248), (26416, 75708), (27339, 73152), (27432, 72904), (29718, 67296), (33648, 59436), (36452, 54864), (36576, 54678), (37854, 52832), (39624, 50472), (44577, 44864)]