172039120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{1427}}^1$

素因数の和:1588

約数の個数: 80

約数和(自身を含む): 439846848

約数和(自身を除く): 267807728

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 137, 176, 220, 274, 440, 548, 685, 880, 1096, 1370, 1427, 1507, 2192, 2740, 2854, 3014, 5480, 5708, 6028, 7135, 7535, 10960, 11416, 12056, 14270, 15070, 15697, 22832, 24112, 28540, 30140, 31394, 57080, 60280, 62788, 78485, 114160, 120560, 125576, 156970, 195499, 251152, 313940, 390998, 627880, 781996, 977495, 1255760, 1563992, 1954990, 2150489, 3127984, 3909980, 4300978, 7819960, 8601956, 10752445, 15639920, 17203912, 21504890, 34407824, 43009780, 86019560, 172039120]

約数ペア:

[(1, 172039120), (2, 86019560), (4, 43009780), (5, 34407824), (8, 21504890), (10, 17203912), (11, 15639920), (16, 10752445), (20, 8601956), (22, 7819960), (40, 4300978), (44, 3909980), (55, 3127984), (80, 2150489), (88, 1954990), (110, 1563992), (137, 1255760), (176, 977495), (220, 781996), (274, 627880), (440, 390998), (548, 313940), (685, 251152), (880, 195499), (1096, 156970), (1370, 125576), (1427, 120560), (1507, 114160), (2192, 78485), (2740, 62788), (2854, 60280), (3014, 57080), (5480, 31394), (5708, 30140), (6028, 28540), (7135, 24112), (7535, 22832), (10960, 15697), (11416, 15070), (12056, 14270)]