621427968

素因数分解:

$2^8\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{727}}^1$

素因数の和:809

約数の個数: 216

約数和(自身を含む): 2089196928

約数和(自身を除く): 1467768960

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 53, 56, 63, 64, 72, 84, 96, 106, 112, 126, 128, 144, 159, 168, 192, 212, 224, 252, 256, 288, 318, 336, 371, 384, 424, 448, 477, 504, 576, 636, 672, 727, 742, 768, 848, 896, 954, 1008, 1113, 1152, 1272, 1344, 1454, 1484, 1696, 1792, 1908, 2016, 2181, 2226, 2304, 2544, 2688, 2908, 2968, 3339, 3392, 3816, 4032, 4362, 4452, 5088, 5089, 5376, 5816, 5936, 6543, 6678, 6784, 7632, 8064, 8724, 8904, 10176, 10178, 11632, 11872, 13086, 13356, 13568, 15264, 15267, 16128, 17448, 17808, 20352, 20356, 23264, 23744, 26172, 26712, 30528, 30534, 34896, 35616, 38531, 40704, 40712, 45801, 46528, 47488, 52344, 53424, 61056, 61068, 69792, 71232, 77062, 81424, 91602, 93056, 94976, 104688, 106848, 115593, 122112, 122136, 139584, 142464, 154124, 162848, 183204, 186112, 209376, 213696, 231186, 244272, 269717, 279168, 284928, 308248, 325696, 346779, 366408, 418752, 427392, 462372, 488544, 539434, 558336, 616496, 651392, 693558, 732816, 809151, 837504, 854784, 924744, 977088, 1078868, 1232992, 1302784, 1387116, 1465632, 1618302, 1675008, 1849488, 1954176, 2157736, 2427453, 2465984, 2774232, 2931264, 3236604, 3698976, 3908352, 4315472, 4854906, 4931968, 5548464, 5862528, 6473208, 7397952, 8630944, 9709812, 9863936, 11096928, 11725056, 12946416, 14795904, 17261888, 19419624, 22193856, 25892832, 29591808, 34523776, 38839248, 44387712, 51785664, 69047552, 77678496, 88775424, 103571328, 155356992, 207142656, 310713984, 621427968]

約数ペア:

[(1, 621427968), (2, 310713984), (3, 207142656), (4, 155356992), (6, 103571328), (7, 88775424), (8, 77678496), (9, 69047552), (12, 51785664), (14, 44387712), (16, 38839248), (18, 34523776), (21, 29591808), (24, 25892832), (28, 22193856), (32, 19419624), (36, 17261888), (42, 14795904), (48, 12946416), (53, 11725056), (56, 11096928), (63, 9863936), (64, 9709812), (72, 8630944), (84, 7397952), (96, 6473208), (106, 5862528), (112, 5548464), (126, 4931968), (128, 4854906), (144, 4315472), (159, 3908352), (168, 3698976), (192, 3236604), (212, 2931264), (224, 2774232), (252, 2465984), (256, 2427453), (288, 2157736), (318, 1954176), (336, 1849488), (371, 1675008), (384, 1618302), (424, 1465632), (448, 1387116), (477, 1302784), (504, 1232992), (576, 1078868), (636, 977088), (672, 924744), (727, 854784), (742, 837504), (768, 809151), (848, 732816), (896, 693558), (954, 651392), (1008, 616496), (1113, 558336), (1152, 539434), (1272, 488544), (1344, 462372), (1454, 427392), (1484, 418752), (1696, 366408), (1792, 346779), (1908, 325696), (2016, 308248), (2181, 284928), (2226, 279168), (2304, 269717), (2544, 244272), (2688, 231186), (2908, 213696), (2968, 209376), (3339, 186112), (3392, 183204), (3816, 162848), (4032, 154124), (4362, 142464), (4452, 139584), (5088, 122136), (5089, 122112), (5376, 115593), (5816, 106848), (5936, 104688), (6543, 94976), (6678, 93056), (6784, 91602), (7632, 81424), (8064, 77062), (8724, 71232), (8904, 69792), (10176, 61068), (10178, 61056), (11632, 53424), (11872, 52344), (13086, 47488), (13356, 46528), (13568, 45801), (15264, 40712), (15267, 40704), (16128, 38531), (17448, 35616), (17808, 34896), (20352, 30534), (20356, 30528), (23264, 26712), (23744, 26172)]