306981472

素因数分解:

$2^5\times 7^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:253

約数の個数: 144

約数和(自身を含む): 748938960

約数和(自身を除く): 441957488

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 43, 49, 56, 58, 86, 98, 112, 116, 157, 172, 196, 203, 224, 232, 301, 314, 344, 392, 406, 464, 602, 628, 688, 784, 812, 928, 1099, 1204, 1247, 1256, 1376, 1421, 1568, 1624, 2107, 2198, 2408, 2494, 2512, 2842, 3248, 4214, 4396, 4553, 4816, 4988, 5024, 5684, 6496, 6751, 7693, 8428, 8729, 8792, 9106, 9632, 9976, 11368, 13502, 15386, 16856, 17458, 17584, 18212, 19952, 22736, 27004, 30772, 31871, 33712, 34916, 35168, 36424, 39904, 45472, 47257, 54008, 61103, 61544, 63742, 67424, 69832, 72848, 94514, 108016, 122206, 123088, 127484, 139664, 145696, 189028, 195779, 216032, 223097, 244412, 246176, 254968, 279328, 330799, 378056, 391558, 446194, 488824, 509936, 661598, 756112, 783116, 892388, 977648, 1019872, 1323196, 1370453, 1512224, 1566232, 1784776, 1955296, 2646392, 2740906, 3132464, 3569552, 5292784, 5481812, 6264928, 7139104, 9593171, 10585568, 10963624, 19186342, 21927248, 38372684, 43854496, 76745368, 153490736, 306981472]

約数ペア:

[(1, 306981472), (2, 153490736), (4, 76745368), (7, 43854496), (8, 38372684), (14, 21927248), (16, 19186342), (28, 10963624), (29, 10585568), (32, 9593171), (43, 7139104), (49, 6264928), (56, 5481812), (58, 5292784), (86, 3569552), (98, 3132464), (112, 2740906), (116, 2646392), (157, 1955296), (172, 1784776), (196, 1566232), (203, 1512224), (224, 1370453), (232, 1323196), (301, 1019872), (314, 977648), (344, 892388), (392, 783116), (406, 756112), (464, 661598), (602, 509936), (628, 488824), (688, 446194), (784, 391558), (812, 378056), (928, 330799), (1099, 279328), (1204, 254968), (1247, 246176), (1256, 244412), (1376, 223097), (1421, 216032), (1568, 195779), (1624, 189028), (2107, 145696), (2198, 139664), (2408, 127484), (2494, 123088), (2512, 122206), (2842, 108016), (3248, 94514), (4214, 72848), (4396, 69832), (4553, 67424), (4816, 63742), (4988, 61544), (5024, 61103), (5684, 54008), (6496, 47257), (6751, 45472), (7693, 39904), (8428, 36424), (8729, 35168), (8792, 34916), (9106, 33712), (9632, 31871), (9976, 30772), (11368, 27004), (13502, 22736), (15386, 19952), (16856, 18212), (17458, 17584)]