81708408

素因数分解:

$2^3\times 3^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{311}}^1$

素因数の和:453

約数の個数: 96

約数和(自身を含む): 229975200

約数和(自身を除く): 148266792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 41, 72, 82, 89, 123, 164, 178, 246, 267, 311, 328, 356, 369, 492, 534, 622, 712, 738, 801, 933, 984, 1068, 1244, 1476, 1602, 1866, 2136, 2488, 2799, 2952, 3204, 3649, 3732, 5598, 6408, 7298, 7464, 10947, 11196, 12751, 14596, 21894, 22392, 25502, 27679, 29192, 32841, 38253, 43788, 51004, 55358, 65682, 76506, 83037, 87576, 102008, 110716, 114759, 131364, 153012, 166074, 221432, 229518, 249111, 262728, 306024, 332148, 459036, 498222, 664296, 918072, 996444, 1134839, 1992888, 2269678, 3404517, 4539356, 6809034, 9078712, 10213551, 13618068, 20427102, 27236136, 40854204, 81708408]

約数ペア:

[(1, 81708408), (2, 40854204), (3, 27236136), (4, 20427102), (6, 13618068), (8, 10213551), (9, 9078712), (12, 6809034), (18, 4539356), (24, 3404517), (36, 2269678), (41, 1992888), (72, 1134839), (82, 996444), (89, 918072), (123, 664296), (164, 498222), (178, 459036), (246, 332148), (267, 306024), (311, 262728), (328, 249111), (356, 229518), (369, 221432), (492, 166074), (534, 153012), (622, 131364), (712, 114759), (738, 110716), (801, 102008), (933, 87576), (984, 83037), (1068, 76506), (1244, 65682), (1476, 55358), (1602, 51004), (1866, 43788), (2136, 38253), (2488, 32841), (2799, 29192), (2952, 27679), (3204, 25502), (3649, 22392), (3732, 21894), (5598, 14596), (6408, 12751), (7298, 11196), (7464, 10947)]