280045568

素因数分解:

$2^{11}\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1$

素因数の和:465

約数の個数: 96

約数和(自身を含む): 632136960

約数和(自身を除く): 352091392

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 64, 88, 124, 128, 176, 248, 256, 341, 352, 401, 496, 512, 682, 704, 802, 992, 1024, 1364, 1408, 1604, 1984, 2048, 2728, 2816, 3208, 3968, 4411, 5456, 5632, 6416, 7936, 8822, 10912, 11264, 12431, 12832, 15872, 17644, 21824, 22528, 24862, 25664, 31744, 35288, 43648, 49724, 51328, 63488, 70576, 87296, 99448, 102656, 136741, 141152, 174592, 198896, 205312, 273482, 282304, 349184, 397792, 410624, 546964, 564608, 698368, 795584, 821248, 1093928, 1129216, 1591168, 2187856, 2258432, 3182336, 4375712, 4516864, 6364672, 8751424, 9033728, 12729344, 17502848, 25458688, 35005696, 70011392, 140022784, 280045568]

約数ペア:

[(1, 280045568), (2, 140022784), (4, 70011392), (8, 35005696), (11, 25458688), (16, 17502848), (22, 12729344), (31, 9033728), (32, 8751424), (44, 6364672), (62, 4516864), (64, 4375712), (88, 3182336), (124, 2258432), (128, 2187856), (176, 1591168), (248, 1129216), (256, 1093928), (341, 821248), (352, 795584), (401, 698368), (496, 564608), (512, 546964), (682, 410624), (704, 397792), (802, 349184), (992, 282304), (1024, 273482), (1364, 205312), (1408, 198896), (1604, 174592), (1984, 141152), (2048, 136741), (2728, 102656), (2816, 99448), (3208, 87296), (3968, 70576), (4411, 63488), (5456, 51328), (5632, 49724), (6416, 43648), (7936, 35288), (8822, 31744), (10912, 25664), (11264, 24862), (12431, 22528), (12832, 21824), (15872, 17644)]