243852544

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1559}}^1$

素因数の和:1635

約数の個数: 72

約数和(自身を含む): 535691520

約数和(自身を除く): 291838976

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 47, 52, 64, 94, 104, 128, 188, 208, 256, 376, 416, 611, 752, 832, 1222, 1504, 1559, 1664, 2444, 3008, 3118, 3328, 4888, 6016, 6236, 9776, 12032, 12472, 19552, 20267, 24944, 39104, 40534, 49888, 73273, 78208, 81068, 99776, 146546, 156416, 162136, 199552, 293092, 324272, 399104, 586184, 648544, 952549, 1172368, 1297088, 1905098, 2344736, 2594176, 3810196, 4689472, 5188352, 7620392, 9378944, 15240784, 18757888, 30481568, 60963136, 121926272, 243852544]

約数ペア:

[(1, 243852544), (2, 121926272), (4, 60963136), (8, 30481568), (13, 18757888), (16, 15240784), (26, 9378944), (32, 7620392), (47, 5188352), (52, 4689472), (64, 3810196), (94, 2594176), (104, 2344736), (128, 1905098), (188, 1297088), (208, 1172368), (256, 952549), (376, 648544), (416, 586184), (611, 399104), (752, 324272), (832, 293092), (1222, 199552), (1504, 162136), (1559, 156416), (1664, 146546), (2444, 99776), (3008, 81068), (3118, 78208), (3328, 73273), (4888, 49888), (6016, 40534), (6236, 39104), (9776, 24944), (12032, 20267), (12472, 19552)]