255362128

素因数分解:

$2^4\times 7^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:158

約数の個数: 160

約数和(自身を含む): 634880000

約数和(自身を除く): 379517872

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 38, 49, 56, 62, 76, 79, 98, 112, 124, 133, 152, 158, 196, 217, 248, 266, 304, 316, 343, 392, 434, 496, 532, 553, 589, 632, 686, 784, 868, 931, 1064, 1106, 1178, 1264, 1372, 1501, 1519, 1736, 1862, 2128, 2212, 2356, 2449, 2744, 3002, 3038, 3472, 3724, 3871, 4123, 4424, 4712, 4898, 5488, 6004, 6076, 6517, 7448, 7742, 8246, 8848, 9424, 9796, 10507, 10633, 12008, 12152, 13034, 14896, 15484, 16492, 17143, 19592, 21014, 21266, 24016, 24304, 26068, 27097, 28861, 30968, 32984, 34286, 39184, 42028, 42532, 46531, 52136, 54194, 57722, 61936, 65968, 68572, 73549, 84056, 85064, 93062, 104272, 108388, 115444, 120001, 137144, 147098, 168112, 170128, 186124, 202027, 216776, 230888, 240002, 274288, 294196, 325717, 372248, 404054, 433552, 461776, 480004, 514843, 588392, 651434, 744496, 808108, 840007, 960008, 1029686, 1176784, 1302868, 1616216, 1680014, 1920016, 2059372, 2280019, 2605736, 3232432, 3360028, 4118744, 4560038, 5211472, 6720056, 8237488, 9120076, 13440112, 15960133, 18240152, 31920266, 36480304, 63840532, 127681064, 255362128]

約数ペア:

[(1, 255362128), (2, 127681064), (4, 63840532), (7, 36480304), (8, 31920266), (14, 18240152), (16, 15960133), (19, 13440112), (28, 9120076), (31, 8237488), (38, 6720056), (49, 5211472), (56, 4560038), (62, 4118744), (76, 3360028), (79, 3232432), (98, 2605736), (112, 2280019), (124, 2059372), (133, 1920016), (152, 1680014), (158, 1616216), (196, 1302868), (217, 1176784), (248, 1029686), (266, 960008), (304, 840007), (316, 808108), (343, 744496), (392, 651434), (434, 588392), (496, 514843), (532, 480004), (553, 461776), (589, 433552), (632, 404054), (686, 372248), (784, 325717), (868, 294196), (931, 274288), (1064, 240002), (1106, 230888), (1178, 216776), (1264, 202027), (1372, 186124), (1501, 170128), (1519, 168112), (1736, 147098), (1862, 137144), (2128, 120001), (2212, 115444), (2356, 108388), (2449, 104272), (2744, 93062), (3002, 85064), (3038, 84056), (3472, 73549), (3724, 68572), (3871, 65968), (4123, 61936), (4424, 57722), (4712, 54194), (4898, 52136), (5488, 46531), (6004, 42532), (6076, 42028), (6517, 39184), (7448, 34286), (7742, 32984), (8246, 30968), (8848, 28861), (9424, 27097), (9796, 26068), (10507, 24304), (10633, 24016), (12008, 21266), (12152, 21014), (13034, 19592), (14896, 17143), (15484, 16492)]