279779712

素因数分解:

$2^7\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1237}}^1$

素因数の和:1304

約数の個数: 128

約数和(自身を含む): 808166400

約数和(自身を除く): 528386688

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 31, 32, 38, 48, 57, 62, 64, 76, 93, 96, 114, 124, 128, 152, 186, 192, 228, 248, 304, 372, 384, 456, 496, 589, 608, 744, 912, 992, 1178, 1216, 1237, 1488, 1767, 1824, 1984, 2356, 2432, 2474, 2976, 3534, 3648, 3711, 3968, 4712, 4948, 5952, 7068, 7296, 7422, 9424, 9896, 11904, 14136, 14844, 18848, 19792, 23503, 28272, 29688, 37696, 38347, 39584, 47006, 56544, 59376, 70509, 75392, 76694, 79168, 94012, 113088, 115041, 118752, 141018, 153388, 158336, 188024, 226176, 230082, 237504, 282036, 306776, 376048, 460164, 475008, 564072, 613552, 728593, 752096, 920328, 1128144, 1227104, 1457186, 1504192, 1840656, 2185779, 2256288, 2454208, 2914372, 3008384, 3681312, 4371558, 4512576, 4908416, 5828744, 7362624, 8743116, 9025152, 11657488, 14725248, 17486232, 23314976, 34972464, 46629952, 69944928, 93259904, 139889856, 279779712]

約数ペア:

[(1, 279779712), (2, 139889856), (3, 93259904), (4, 69944928), (6, 46629952), (8, 34972464), (12, 23314976), (16, 17486232), (19, 14725248), (24, 11657488), (31, 9025152), (32, 8743116), (38, 7362624), (48, 5828744), (57, 4908416), (62, 4512576), (64, 4371558), (76, 3681312), (93, 3008384), (96, 2914372), (114, 2454208), (124, 2256288), (128, 2185779), (152, 1840656), (186, 1504192), (192, 1457186), (228, 1227104), (248, 1128144), (304, 920328), (372, 752096), (384, 728593), (456, 613552), (496, 564072), (589, 475008), (608, 460164), (744, 376048), (912, 306776), (992, 282036), (1178, 237504), (1216, 230082), (1237, 226176), (1488, 188024), (1767, 158336), (1824, 153388), (1984, 141018), (2356, 118752), (2432, 115041), (2474, 113088), (2976, 94012), (3534, 79168), (3648, 76694), (3711, 75392), (3968, 70509), (4712, 59376), (4948, 56544), (5952, 47006), (7068, 39584), (7296, 38347), (7422, 37696), (9424, 29688), (9896, 28272), (11904, 23503), (14136, 19792), (14844, 18848)]