221520696

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1\times {\mathrm{1063}}^1$

素因数の和:1548

約数の個数: 64

約数和(自身を含む): 584774400

約数和(自身を除く): 363253704

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 228, 456, 457, 914, 1063, 1371, 1828, 2126, 2742, 3189, 3656, 4252, 5484, 6378, 8504, 8683, 10968, 12756, 17366, 20197, 25512, 26049, 34732, 40394, 52098, 60591, 69464, 80788, 104196, 121182, 161576, 208392, 242364, 484728, 485791, 971582, 1457373, 1943164, 2914746, 3886328, 5829492, 9230029, 11658984, 18460058, 27690087, 36920116, 55380174, 73840232, 110760348, 221520696]

約数ペア:

[(1, 221520696), (2, 110760348), (3, 73840232), (4, 55380174), (6, 36920116), (8, 27690087), (12, 18460058), (19, 11658984), (24, 9230029), (38, 5829492), (57, 3886328), (76, 2914746), (114, 1943164), (152, 1457373), (228, 971582), (456, 485791), (457, 484728), (914, 242364), (1063, 208392), (1371, 161576), (1828, 121182), (2126, 104196), (2742, 80788), (3189, 69464), (3656, 60591), (4252, 52098), (5484, 40394), (6378, 34732), (8504, 26049), (8683, 25512), (10968, 20197), (12756, 17366)]