84871920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^3\times {\mathrm{1031}}^1$

素因数の和:1068

約数の個数: 160

約数和(自身を含む): 307123200

約数和(自身を除く): 222251280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 343, 392, 420, 490, 560, 588, 686, 735, 784, 840, 980, 1029, 1031, 1176, 1372, 1470, 1680, 1715, 1960, 2058, 2062, 2352, 2744, 2940, 3093, 3430, 3920, 4116, 4124, 5145, 5155, 5488, 5880, 6186, 6860, 7217, 8232, 8248, 10290, 10310, 11760, 12372, 13720, 14434, 15465, 16464, 16496, 20580, 20620, 21651, 24744, 27440, 28868, 30930, 36085, 41160, 41240, 43302, 49488, 50519, 57736, 61860, 72170, 82320, 82480, 86604, 101038, 108255, 115472, 123720, 144340, 151557, 173208, 202076, 216510, 247440, 252595, 288680, 303114, 346416, 353633, 404152, 433020, 505190, 577360, 606228, 707266, 757785, 808304, 866040, 1010380, 1060899, 1212456, 1414532, 1515570, 1732080, 1768165, 2020760, 2121798, 2424912, 2829064, 3031140, 3536330, 4041520, 4243596, 5304495, 5658128, 6062280, 7072660, 8487192, 10608990, 12124560, 14145320, 16974384, 21217980, 28290640, 42435960, 84871920]

約数ペア:

[(1, 84871920), (2, 42435960), (3, 28290640), (4, 21217980), (5, 16974384), (6, 14145320), (7, 12124560), (8, 10608990), (10, 8487192), (12, 7072660), (14, 6062280), (15, 5658128), (16, 5304495), (20, 4243596), (21, 4041520), (24, 3536330), (28, 3031140), (30, 2829064), (35, 2424912), (40, 2121798), (42, 2020760), (48, 1768165), (49, 1732080), (56, 1515570), (60, 1414532), (70, 1212456), (80, 1060899), (84, 1010380), (98, 866040), (105, 808304), (112, 757785), (120, 707266), (140, 606228), (147, 577360), (168, 505190), (196, 433020), (210, 404152), (240, 353633), (245, 346416), (280, 303114), (294, 288680), (336, 252595), (343, 247440), (392, 216510), (420, 202076), (490, 173208), (560, 151557), (588, 144340), (686, 123720), (735, 115472), (784, 108255), (840, 101038), (980, 86604), (1029, 82480), (1031, 82320), (1176, 72170), (1372, 61860), (1470, 57736), (1680, 50519), (1715, 49488), (1960, 43302), (2058, 41240), (2062, 41160), (2352, 36085), (2744, 30930), (2940, 28868), (3093, 27440), (3430, 24744), (3920, 21651), (4116, 20620), (4124, 20580), (5145, 16496), (5155, 16464), (5488, 15465), (5880, 14434), (6186, 13720), (6860, 12372), (7217, 11760), (8232, 10310), (8248, 10290)]