256000108

素因数分解:

$2^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{463}}^1$

素因数の和:532

約数の個数: 96

約数和(自身を含む): 582041600

約数和(自身を除く): 326041492

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 49, 52, 62, 91, 98, 124, 182, 196, 217, 343, 364, 403, 434, 463, 637, 686, 806, 868, 926, 1274, 1372, 1519, 1612, 1852, 2548, 2821, 3038, 3241, 4459, 5642, 6019, 6076, 6482, 8918, 10633, 11284, 12038, 12964, 14353, 17836, 19747, 21266, 22687, 24076, 28706, 39494, 42133, 42532, 45374, 57412, 78988, 84266, 90748, 100471, 138229, 158809, 168532, 186589, 200942, 276458, 294931, 317618, 373178, 401884, 552916, 589862, 635236, 703297, 746356, 1179724, 1306123, 1406594, 2064517, 2612246, 2813188, 4129034, 4923079, 5224492, 8258068, 9142861, 9846158, 18285722, 19692316, 36571444, 64000027, 128000054, 256000108]

約数ペア:

[(1, 256000108), (2, 128000054), (4, 64000027), (7, 36571444), (13, 19692316), (14, 18285722), (26, 9846158), (28, 9142861), (31, 8258068), (49, 5224492), (52, 4923079), (62, 4129034), (91, 2813188), (98, 2612246), (124, 2064517), (182, 1406594), (196, 1306123), (217, 1179724), (343, 746356), (364, 703297), (403, 635236), (434, 589862), (463, 552916), (637, 401884), (686, 373178), (806, 317618), (868, 294931), (926, 276458), (1274, 200942), (1372, 186589), (1519, 168532), (1612, 158809), (1852, 138229), (2548, 100471), (2821, 90748), (3038, 84266), (3241, 78988), (4459, 57412), (5642, 45374), (6019, 42532), (6076, 42133), (6482, 39494), (8918, 28706), (10633, 24076), (11284, 22687), (12038, 21266), (12964, 19747), (14353, 17836)]