989840280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1559}}^1$

素因数の和:1634

約数の個数: 256

約数和(自身を含む): 3585254400

約数和(自身を除く): 2595414120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 37, 39, 40, 44, 52, 55, 60, 65, 66, 74, 78, 88, 104, 110, 111, 120, 130, 132, 143, 148, 156, 165, 185, 195, 220, 222, 260, 264, 286, 296, 312, 330, 370, 390, 407, 429, 440, 444, 481, 520, 555, 572, 660, 715, 740, 780, 814, 858, 888, 962, 1110, 1144, 1221, 1320, 1430, 1443, 1480, 1559, 1560, 1628, 1716, 1924, 2035, 2145, 2220, 2405, 2442, 2860, 2886, 3118, 3256, 3432, 3848, 4070, 4290, 4440, 4677, 4810, 4884, 5291, 5720, 5772, 6105, 6236, 7215, 7795, 8140, 8580, 9354, 9620, 9768, 10582, 11544, 12210, 12472, 14430, 15590, 15873, 16280, 17149, 17160, 18708, 19240, 20267, 21164, 23385, 24420, 26455, 28860, 31180, 31746, 34298, 37416, 40534, 42328, 46770, 48840, 51447, 52910, 57683, 57720, 60801, 62360, 63492, 68596, 79365, 81068, 85745, 93540, 101335, 102894, 105820, 115366, 121602, 126984, 137192, 158730, 162136, 171490, 173049, 187080, 202670, 205788, 211640, 222937, 230732, 243204, 257235, 288415, 304005, 317460, 342980, 346098, 405340, 411576, 445874, 461464, 486408, 514470, 576830, 608010, 634513, 634920, 668811, 685960, 692196, 749879, 810680, 865245, 891748, 1028940, 1114685, 1153660, 1216020, 1269026, 1337622, 1384392, 1499758, 1730490, 1783496, 1903539, 2057880, 2229370, 2249637, 2307320, 2432040, 2538052, 2675244, 2999516, 3172565, 3344055, 3460980, 3749395, 3807078, 4458740, 4499274, 5076104, 5350488, 5999032, 6345130, 6688110, 6921960, 7498790, 7614156, 8248669, 8917480, 8998548, 9517695, 11248185, 12690260, 13376220, 14997580, 15228312, 16497338, 17997096, 19035390, 22496370, 24746007, 25380520, 26752440, 29995160, 32994676, 38070780, 41243345, 44992740, 49492014, 65989352, 76141560, 82486690, 89985480, 98984028, 123730035, 164973380, 197968056, 247460070, 329946760, 494920140, 989840280]

約数ペア:

[(1, 989840280), (2, 494920140), (3, 329946760), (4, 247460070), (5, 197968056), (6, 164973380), (8, 123730035), (10, 98984028), (11, 89985480), (12, 82486690), (13, 76141560), (15, 65989352), (20, 49492014), (22, 44992740), (24, 41243345), (26, 38070780), (30, 32994676), (33, 29995160), (37, 26752440), (39, 25380520), (40, 24746007), (44, 22496370), (52, 19035390), (55, 17997096), (60, 16497338), (65, 15228312), (66, 14997580), (74, 13376220), (78, 12690260), (88, 11248185), (104, 9517695), (110, 8998548), (111, 8917480), (120, 8248669), (130, 7614156), (132, 7498790), (143, 6921960), (148, 6688110), (156, 6345130), (165, 5999032), (185, 5350488), (195, 5076104), (220, 4499274), (222, 4458740), (260, 3807078), (264, 3749395), (286, 3460980), (296, 3344055), (312, 3172565), (330, 2999516), (370, 2675244), (390, 2538052), (407, 2432040), (429, 2307320), (440, 2249637), (444, 2229370), (481, 2057880), (520, 1903539), (555, 1783496), (572, 1730490), (660, 1499758), (715, 1384392), (740, 1337622), (780, 1269026), (814, 1216020), (858, 1153660), (888, 1114685), (962, 1028940), (1110, 891748), (1144, 865245), (1221, 810680), (1320, 749879), (1430, 692196), (1443, 685960), (1480, 668811), (1559, 634920), (1560, 634513), (1628, 608010), (1716, 576830), (1924, 514470), (2035, 486408), (2145, 461464), (2220, 445874), (2405, 411576), (2442, 405340), (2860, 346098), (2886, 342980), (3118, 317460), (3256, 304005), (3432, 288415), (3848, 257235), (4070, 243204), (4290, 230732), (4440, 222937), (4677, 211640), (4810, 205788), (4884, 202670), (5291, 187080), (5720, 173049), (5772, 171490), (6105, 162136), (6236, 158730), (7215, 137192), (7795, 126984), (8140, 121602), (8580, 115366), (9354, 105820), (9620, 102894), (9768, 101335), (10582, 93540), (11544, 85745), (12210, 81068), (12472, 79365), (14430, 68596), (15590, 63492), (15873, 62360), (16280, 60801), (17149, 57720), (17160, 57683), (18708, 52910), (19240, 51447), (20267, 48840), (21164, 46770), (23385, 42328), (24420, 40534), (26455, 37416), (28860, 34298), (31180, 31746)]