215273344

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{619}}^1$

素因数の和:676

約数の個数: 128

約数和(自身を含む): 531216000

約数和(自身を除く): 315942656

約数列:

[1, 2, 4, 8, 11, 13, 16, 19, 22, 26, 32, 38, 44, 52, 64, 76, 88, 104, 128, 143, 152, 176, 208, 209, 247, 286, 304, 352, 416, 418, 494, 572, 608, 619, 704, 832, 836, 988, 1144, 1216, 1238, 1408, 1664, 1672, 1976, 2288, 2432, 2476, 2717, 3344, 3952, 4576, 4952, 5434, 6688, 6809, 7904, 8047, 9152, 9904, 10868, 11761, 13376, 13618, 15808, 16094, 18304, 19808, 21736, 23522, 26752, 27236, 31616, 32188, 39616, 43472, 47044, 54472, 64376, 79232, 86944, 88517, 94088, 108944, 128752, 129371, 152893, 173888, 177034, 188176, 217888, 257504, 258742, 305786, 347776, 354068, 376352, 435776, 515008, 517484, 611572, 708136, 752704, 871552, 1030016, 1034968, 1223144, 1416272, 1505408, 1681823, 2069936, 2446288, 2832544, 3363646, 4139872, 4892576, 5665088, 6727292, 8279744, 9785152, 11330176, 13454584, 16559488, 19570304, 26909168, 53818336, 107636672, 215273344]

約数ペア:

[(1, 215273344), (2, 107636672), (4, 53818336), (8, 26909168), (11, 19570304), (13, 16559488), (16, 13454584), (19, 11330176), (22, 9785152), (26, 8279744), (32, 6727292), (38, 5665088), (44, 4892576), (52, 4139872), (64, 3363646), (76, 2832544), (88, 2446288), (104, 2069936), (128, 1681823), (143, 1505408), (152, 1416272), (176, 1223144), (208, 1034968), (209, 1030016), (247, 871552), (286, 752704), (304, 708136), (352, 611572), (416, 517484), (418, 515008), (494, 435776), (572, 376352), (608, 354068), (619, 347776), (704, 305786), (832, 258742), (836, 257504), (988, 217888), (1144, 188176), (1216, 177034), (1238, 173888), (1408, 152893), (1664, 129371), (1672, 128752), (1976, 108944), (2288, 94088), (2432, 88517), (2476, 86944), (2717, 79232), (3344, 64376), (3952, 54472), (4576, 47044), (4952, 43472), (5434, 39616), (6688, 32188), (6809, 31616), (7904, 27236), (8047, 26752), (9152, 23522), (9904, 21736), (10868, 19808), (11761, 18304), (13376, 16094), (13618, 15808)]