218585344

素因数分解:

$2^8\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{491}}^1$

素因数の和:591

約数の個数: 72

約数和(自身を含む): 458575488

約数和(自身を除く): 239990144

約数列:

[1, 2, 4, 8, 16, 32, 37, 47, 64, 74, 94, 128, 148, 188, 256, 296, 376, 491, 592, 752, 982, 1184, 1504, 1739, 1964, 2368, 3008, 3478, 3928, 4736, 6016, 6956, 7856, 9472, 12032, 13912, 15712, 18167, 23077, 27824, 31424, 36334, 46154, 55648, 62848, 72668, 92308, 111296, 125696, 145336, 184616, 222592, 290672, 369232, 445184, 581344, 738464, 853849, 1162688, 1476928, 1707698, 2325376, 2953856, 3415396, 4650752, 5907712, 6830792, 13661584, 27323168, 54646336, 109292672, 218585344]

約数ペア:

[(1, 218585344), (2, 109292672), (4, 54646336), (8, 27323168), (16, 13661584), (32, 6830792), (37, 5907712), (47, 4650752), (64, 3415396), (74, 2953856), (94, 2325376), (128, 1707698), (148, 1476928), (188, 1162688), (256, 853849), (296, 738464), (376, 581344), (491, 445184), (592, 369232), (752, 290672), (982, 222592), (1184, 184616), (1504, 145336), (1739, 125696), (1964, 111296), (2368, 92308), (3008, 72668), (3478, 62848), (3928, 55648), (4736, 46154), (6016, 36334), (6956, 31424), (7856, 27824), (9472, 23077), (12032, 18167), (13912, 15712)]