81040896

素因数分解:

$2^9\times 3^2\times {\mathrm{43}}^1\times {\mathrm{409}}^1$

素因数の和:476

約数の個数: 120

約数和(自身を含む): 239913960

約数和(自身を除く): 158873064

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 43, 48, 64, 72, 86, 96, 128, 129, 144, 172, 192, 256, 258, 288, 344, 384, 387, 409, 512, 516, 576, 688, 768, 774, 818, 1032, 1152, 1227, 1376, 1536, 1548, 1636, 2064, 2304, 2454, 2752, 3096, 3272, 3681, 4128, 4608, 4908, 5504, 6192, 6544, 7362, 8256, 9816, 11008, 12384, 13088, 14724, 16512, 17587, 19632, 22016, 24768, 26176, 29448, 33024, 35174, 39264, 49536, 52352, 52761, 58896, 66048, 70348, 78528, 99072, 104704, 105522, 117792, 140696, 157056, 158283, 198144, 209408, 211044, 235584, 281392, 314112, 316566, 422088, 471168, 562784, 628224, 633132, 844176, 942336, 1125568, 1266264, 1688352, 1884672, 2251136, 2532528, 3376704, 4502272, 5065056, 6753408, 9004544, 10130112, 13506816, 20260224, 27013632, 40520448, 81040896]

約数ペア:

[(1, 81040896), (2, 40520448), (3, 27013632), (4, 20260224), (6, 13506816), (8, 10130112), (9, 9004544), (12, 6753408), (16, 5065056), (18, 4502272), (24, 3376704), (32, 2532528), (36, 2251136), (43, 1884672), (48, 1688352), (64, 1266264), (72, 1125568), (86, 942336), (96, 844176), (128, 633132), (129, 628224), (144, 562784), (172, 471168), (192, 422088), (256, 316566), (258, 314112), (288, 281392), (344, 235584), (384, 211044), (387, 209408), (409, 198144), (512, 158283), (516, 157056), (576, 140696), (688, 117792), (768, 105522), (774, 104704), (818, 99072), (1032, 78528), (1152, 70348), (1227, 66048), (1376, 58896), (1536, 52761), (1548, 52352), (1636, 49536), (2064, 39264), (2304, 35174), (2454, 33024), (2752, 29448), (3096, 26176), (3272, 24768), (3681, 22016), (4128, 19632), (4608, 17587), (4908, 16512), (5504, 14724), (6192, 13088), (6544, 12384), (7362, 11008), (8256, 9816)]