398798784

素因数分解:

$2^6\times 3^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{293}}^1$

素因数の和:467

約数の個数: 168

約数和(自身を含む): 1223192880

約数和(自身を除く): 824394096

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 64, 68, 72, 96, 102, 136, 139, 144, 153, 192, 204, 272, 278, 288, 293, 306, 408, 417, 544, 556, 576, 586, 612, 816, 834, 879, 1088, 1112, 1172, 1224, 1251, 1632, 1668, 1758, 2224, 2344, 2363, 2448, 2502, 2637, 3264, 3336, 3516, 4448, 4688, 4726, 4896, 4981, 5004, 5274, 6672, 7032, 7089, 8896, 9376, 9452, 9792, 9962, 10008, 10548, 13344, 14064, 14178, 14943, 18752, 18904, 19924, 20016, 21096, 21267, 26688, 28128, 28356, 29886, 37808, 39848, 40032, 40727, 42192, 42534, 44829, 56256, 56712, 59772, 75616, 79696, 80064, 81454, 84384, 85068, 89658, 113424, 119544, 122181, 151232, 159392, 162908, 168768, 170136, 179316, 226848, 239088, 244362, 318784, 325816, 340272, 358632, 366543, 453696, 478176, 488724, 651632, 680544, 692359, 717264, 733086, 956352, 977448, 1303264, 1361088, 1384718, 1434528, 1466172, 1954896, 2077077, 2606528, 2769436, 2869056, 2932344, 3909792, 4154154, 5538872, 5864688, 6231231, 7819584, 8308308, 11077744, 11729376, 12462462, 16616616, 22155488, 23458752, 24924924, 33233232, 44310976, 49849848, 66466464, 99699696, 132932928, 199399392, 398798784]

約数ペア:

[(1, 398798784), (2, 199399392), (3, 132932928), (4, 99699696), (6, 66466464), (8, 49849848), (9, 44310976), (12, 33233232), (16, 24924924), (17, 23458752), (18, 22155488), (24, 16616616), (32, 12462462), (34, 11729376), (36, 11077744), (48, 8308308), (51, 7819584), (64, 6231231), (68, 5864688), (72, 5538872), (96, 4154154), (102, 3909792), (136, 2932344), (139, 2869056), (144, 2769436), (153, 2606528), (192, 2077077), (204, 1954896), (272, 1466172), (278, 1434528), (288, 1384718), (293, 1361088), (306, 1303264), (408, 977448), (417, 956352), (544, 733086), (556, 717264), (576, 692359), (586, 680544), (612, 651632), (816, 488724), (834, 478176), (879, 453696), (1088, 366543), (1112, 358632), (1172, 340272), (1224, 325816), (1251, 318784), (1632, 244362), (1668, 239088), (1758, 226848), (2224, 179316), (2344, 170136), (2363, 168768), (2448, 162908), (2502, 159392), (2637, 151232), (3264, 122181), (3336, 119544), (3516, 113424), (4448, 89658), (4688, 85068), (4726, 84384), (4896, 81454), (4981, 80064), (5004, 79696), (5274, 75616), (6672, 59772), (7032, 56712), (7089, 56256), (8896, 44829), (9376, 42534), (9452, 42192), (9792, 40727), (9962, 40032), (10008, 39848), (10548, 37808), (13344, 29886), (14064, 28356), (14178, 28128), (14943, 26688), (18752, 21267), (18904, 21096), (19924, 20016)]