243832016

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{811}}^1$

素因数の和:904

約数の個数: 80

約数和(自身を含む): 531632640

約数和(自身を除く): 287800624

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 43, 46, 76, 86, 92, 152, 172, 184, 304, 344, 368, 437, 688, 811, 817, 874, 989, 1622, 1634, 1748, 1978, 3244, 3268, 3496, 3956, 6488, 6536, 6992, 7912, 12976, 13072, 15409, 15824, 18653, 18791, 30818, 34873, 37306, 37582, 61636, 69746, 74612, 75164, 123272, 139492, 149224, 150328, 246544, 278984, 298448, 300656, 354407, 557968, 662587, 708814, 802079, 1325174, 1417628, 1604158, 2650348, 2835256, 3208316, 5300696, 5670512, 6416632, 10601392, 12833264, 15239501, 30479002, 60958004, 121916008, 243832016]

約数ペア:

[(1, 243832016), (2, 121916008), (4, 60958004), (8, 30479002), (16, 15239501), (19, 12833264), (23, 10601392), (38, 6416632), (43, 5670512), (46, 5300696), (76, 3208316), (86, 2835256), (92, 2650348), (152, 1604158), (172, 1417628), (184, 1325174), (304, 802079), (344, 708814), (368, 662587), (437, 557968), (688, 354407), (811, 300656), (817, 298448), (874, 278984), (989, 246544), (1622, 150328), (1634, 149224), (1748, 139492), (1978, 123272), (3244, 75164), (3268, 74612), (3496, 69746), (3956, 61636), (6488, 37582), (6536, 37306), (6992, 34873), (7912, 30818), (12976, 18791), (13072, 18653), (15409, 15824)]