490467328

素因数分解:

$2^{12}\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1$

素因数の和:249

約数の個数: 104

約数和(自身を含む): 1080687776

約数和(自身を除く): 590220448

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 64, 104, 122, 128, 151, 208, 244, 256, 302, 416, 488, 512, 604, 793, 832, 976, 1024, 1208, 1586, 1664, 1952, 1963, 2048, 2416, 3172, 3328, 3904, 3926, 4096, 4832, 6344, 6656, 7808, 7852, 9211, 9664, 12688, 13312, 15616, 15704, 18422, 19328, 25376, 26624, 31232, 31408, 36844, 38656, 50752, 53248, 62464, 62816, 73688, 77312, 101504, 119743, 124928, 125632, 147376, 154624, 203008, 239486, 249856, 251264, 294752, 309248, 406016, 478972, 502528, 589504, 618496, 812032, 957944, 1005056, 1179008, 1624064, 1915888, 2010112, 2358016, 3248128, 3831776, 4020224, 4716032, 7663552, 8040448, 9432064, 15327104, 18864128, 30654208, 37728256, 61308416, 122616832, 245233664, 490467328]

約数ペア:

[(1, 490467328), (2, 245233664), (4, 122616832), (8, 61308416), (13, 37728256), (16, 30654208), (26, 18864128), (32, 15327104), (52, 9432064), (61, 8040448), (64, 7663552), (104, 4716032), (122, 4020224), (128, 3831776), (151, 3248128), (208, 2358016), (244, 2010112), (256, 1915888), (302, 1624064), (416, 1179008), (488, 1005056), (512, 957944), (604, 812032), (793, 618496), (832, 589504), (976, 502528), (1024, 478972), (1208, 406016), (1586, 309248), (1664, 294752), (1952, 251264), (1963, 249856), (2048, 239486), (2416, 203008), (3172, 154624), (3328, 147376), (3904, 125632), (3926, 124928), (4096, 119743), (4832, 101504), (6344, 77312), (6656, 73688), (7808, 62816), (7852, 62464), (9211, 53248), (9664, 50752), (12688, 38656), (13312, 36844), (15616, 31408), (15704, 31232), (18422, 26624), (19328, 25376)]