208068304

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{421}}^1$

素因数の和:548

約数の個数: 80

約数和(自身を含む): 452113920

約数和(自身を除く): 244045616

約数列:

[1, 2, 4, 8, 16, 17, 23, 34, 46, 68, 79, 92, 136, 158, 184, 272, 316, 368, 391, 421, 632, 782, 842, 1264, 1343, 1564, 1684, 1817, 2686, 3128, 3368, 3634, 5372, 6256, 6736, 7157, 7268, 9683, 10744, 14314, 14536, 19366, 21488, 28628, 29072, 30889, 33259, 38732, 57256, 61778, 66518, 77464, 114512, 123556, 133036, 154928, 164611, 247112, 266072, 329222, 494224, 532144, 565403, 658444, 764957, 1130806, 1316888, 1529914, 2261612, 2633776, 3059828, 4523224, 6119656, 9046448, 12239312, 13004269, 26008538, 52017076, 104034152, 208068304]

約数ペア:

[(1, 208068304), (2, 104034152), (4, 52017076), (8, 26008538), (16, 13004269), (17, 12239312), (23, 9046448), (34, 6119656), (46, 4523224), (68, 3059828), (79, 2633776), (92, 2261612), (136, 1529914), (158, 1316888), (184, 1130806), (272, 764957), (316, 658444), (368, 565403), (391, 532144), (421, 494224), (632, 329222), (782, 266072), (842, 247112), (1264, 164611), (1343, 154928), (1564, 133036), (1684, 123556), (1817, 114512), (2686, 77464), (3128, 66518), (3368, 61778), (3634, 57256), (5372, 38732), (6256, 33259), (6736, 30889), (7157, 29072), (7268, 28628), (9683, 21488), (10744, 19366), (14314, 14536)]