18871170080

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{439}}^1\times {\mathrm{5483}}^1$

素因数の和:5951

約数の個数: 144

約数和(自身を含む): 51989636160

約数和(自身を除く): 33118466080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 439, 490, 560, 784, 878, 980, 1120, 1568, 1756, 1960, 2195, 3073, 3512, 3920, 4390, 5483, 6146, 7024, 7840, 8780, 10966, 12292, 14048, 15365, 17560, 21511, 21932, 24584, 27415, 30730, 35120, 38381, 43022, 43864, 49168, 54830, 61460, 70240, 76762, 86044, 87728, 98336, 107555, 109660, 122920, 153524, 172088, 175456, 191905, 215110, 219320, 245840, 268667, 307048, 344176, 383810, 430220, 438640, 491680, 537334, 614096, 688352, 767620, 860440, 877280, 1074668, 1228192, 1343335, 1535240, 1720880, 2149336, 2407037, 2686670, 3070480, 3441760, 4298672, 4814074, 5373340, 6140960, 8597344, 9628148, 10746680, 12035185, 16849259, 19256296, 21493360, 24070370, 33698518, 38512592, 42986720, 48140740, 67397036, 77025184, 84246295, 96281480, 117944813, 134794072, 168492590, 192562960, 235889626, 269588144, 336985180, 385125920, 471779252, 539176288, 589724065, 673970360, 943558504, 1179448130, 1347940720, 1887117008, 2358896260, 2695881440, 3774234016, 4717792520, 9435585040, 18871170080]

約数ペア:

[(1, 18871170080), (2, 9435585040), (4, 4717792520), (5, 3774234016), (7, 2695881440), (8, 2358896260), (10, 1887117008), (14, 1347940720), (16, 1179448130), (20, 943558504), (28, 673970360), (32, 589724065), (35, 539176288), (40, 471779252), (49, 385125920), (56, 336985180), (70, 269588144), (80, 235889626), (98, 192562960), (112, 168492590), (140, 134794072), (160, 117944813), (196, 96281480), (224, 84246295), (245, 77025184), (280, 67397036), (392, 48140740), (439, 42986720), (490, 38512592), (560, 33698518), (784, 24070370), (878, 21493360), (980, 19256296), (1120, 16849259), (1568, 12035185), (1756, 10746680), (1960, 9628148), (2195, 8597344), (3073, 6140960), (3512, 5373340), (3920, 4814074), (4390, 4298672), (5483, 3441760), (6146, 3070480), (7024, 2686670), (7840, 2407037), (8780, 2149336), (10966, 1720880), (12292, 1535240), (14048, 1343335), (15365, 1228192), (17560, 1074668), (21511, 877280), (21932, 860440), (24584, 767620), (27415, 688352), (30730, 614096), (35120, 537334), (38381, 491680), (43022, 438640), (43864, 430220), (49168, 383810), (54830, 344176), (61460, 307048), (70240, 268667), (76762, 245840), (86044, 219320), (87728, 215110), (98336, 191905), (107555, 175456), (109660, 172088), (122920, 153524)]