80419680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5077}}^1$

素因数の和:5109

約数の個数: 144

約数和(自身を含む): 299439504

約数和(自身を除く): 219019824

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 198, 220, 240, 264, 288, 330, 352, 360, 396, 440, 480, 495, 528, 660, 720, 792, 880, 990, 1056, 1320, 1440, 1584, 1760, 1980, 2640, 3168, 3960, 5077, 5280, 7920, 10154, 15231, 15840, 20308, 25385, 30462, 40616, 45693, 50770, 55847, 60924, 76155, 81232, 91386, 101540, 111694, 121848, 152310, 162464, 167541, 182772, 203080, 223388, 228465, 243696, 279235, 304620, 335082, 365544, 406160, 446776, 456930, 487392, 502623, 558470, 609240, 670164, 731088, 812320, 837705, 893552, 913860, 1005246, 1116940, 1218480, 1340328, 1462176, 1675410, 1787104, 1827720, 2010492, 2233880, 2436960, 2513115, 2680656, 3350820, 3655440, 4020984, 4467760, 5026230, 5361312, 6701640, 7310880, 8041968, 8935520, 10052460, 13403280, 16083936, 20104920, 26806560, 40209840, 80419680]

約数ペア:

[(1, 80419680), (2, 40209840), (3, 26806560), (4, 20104920), (5, 16083936), (6, 13403280), (8, 10052460), (9, 8935520), (10, 8041968), (11, 7310880), (12, 6701640), (15, 5361312), (16, 5026230), (18, 4467760), (20, 4020984), (22, 3655440), (24, 3350820), (30, 2680656), (32, 2513115), (33, 2436960), (36, 2233880), (40, 2010492), (44, 1827720), (45, 1787104), (48, 1675410), (55, 1462176), (60, 1340328), (66, 1218480), (72, 1116940), (80, 1005246), (88, 913860), (90, 893552), (96, 837705), (99, 812320), (110, 731088), (120, 670164), (132, 609240), (144, 558470), (160, 502623), (165, 487392), (176, 456930), (180, 446776), (198, 406160), (220, 365544), (240, 335082), (264, 304620), (288, 279235), (330, 243696), (352, 228465), (360, 223388), (396, 203080), (440, 182772), (480, 167541), (495, 162464), (528, 152310), (660, 121848), (720, 111694), (792, 101540), (880, 91386), (990, 81232), (1056, 76155), (1320, 60924), (1440, 55847), (1584, 50770), (1760, 45693), (1980, 40616), (2640, 30462), (3168, 25385), (3960, 20308), (5077, 15840), (5280, 15231), (7920, 10154)]