161815680

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2161}}^1$

素因数の和:2199

約数の個数: 192

約数和(自身を含む): 602030520

約数和(自身を除く): 440214840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 128, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 260, 288, 312, 320, 360, 384, 390, 416, 468, 480, 520, 576, 585, 624, 640, 720, 780, 832, 936, 960, 1040, 1152, 1170, 1248, 1440, 1560, 1664, 1872, 1920, 2080, 2161, 2340, 2496, 2880, 3120, 3744, 4160, 4322, 4680, 4992, 5760, 6240, 6483, 7488, 8320, 8644, 9360, 10805, 12480, 12966, 14976, 17288, 18720, 19449, 21610, 24960, 25932, 28093, 32415, 34576, 37440, 38898, 43220, 51864, 56186, 64830, 69152, 74880, 77796, 84279, 86440, 97245, 103728, 112372, 129660, 138304, 140465, 155592, 168558, 172880, 194490, 207456, 224744, 252837, 259320, 276608, 280930, 311184, 337116, 345760, 388980, 414912, 421395, 449488, 505674, 518640, 561860, 622368, 674232, 691520, 777960, 829824, 842790, 898976, 1011348, 1037280, 1123720, 1244736, 1264185, 1348464, 1383040, 1555920, 1685580, 1797952, 2022696, 2074560, 2247440, 2489472, 2528370, 2696928, 3111840, 3371160, 3595904, 4045392, 4149120, 4494880, 5056740, 5393856, 6223680, 6742320, 8090784, 8989760, 10113480, 10787712, 12447360, 13484640, 16181568, 17979520, 20226960, 26969280, 32363136, 40453920, 53938560, 80907840, 161815680]

約数ペア:

[(1, 161815680), (2, 80907840), (3, 53938560), (4, 40453920), (5, 32363136), (6, 26969280), (8, 20226960), (9, 17979520), (10, 16181568), (12, 13484640), (13, 12447360), (15, 10787712), (16, 10113480), (18, 8989760), (20, 8090784), (24, 6742320), (26, 6223680), (30, 5393856), (32, 5056740), (36, 4494880), (39, 4149120), (40, 4045392), (45, 3595904), (48, 3371160), (52, 3111840), (60, 2696928), (64, 2528370), (65, 2489472), (72, 2247440), (78, 2074560), (80, 2022696), (90, 1797952), (96, 1685580), (104, 1555920), (117, 1383040), (120, 1348464), (128, 1264185), (130, 1244736), (144, 1123720), (156, 1037280), (160, 1011348), (180, 898976), (192, 842790), (195, 829824), (208, 777960), (234, 691520), (240, 674232), (260, 622368), (288, 561860), (312, 518640), (320, 505674), (360, 449488), (384, 421395), (390, 414912), (416, 388980), (468, 345760), (480, 337116), (520, 311184), (576, 280930), (585, 276608), (624, 259320), (640, 252837), (720, 224744), (780, 207456), (832, 194490), (936, 172880), (960, 168558), (1040, 155592), (1152, 140465), (1170, 138304), (1248, 129660), (1440, 112372), (1560, 103728), (1664, 97245), (1872, 86440), (1920, 84279), (2080, 77796), (2161, 74880), (2340, 69152), (2496, 64830), (2880, 56186), (3120, 51864), (3744, 43220), (4160, 38898), (4322, 37440), (4680, 34576), (4992, 32415), (5760, 28093), (6240, 25932), (6483, 24960), (7488, 21610), (8320, 19449), (8644, 18720), (9360, 17288), (10805, 14976), (12480, 12966)]