1898496720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{1297}}^1$

素因数の和:1442

約数の個数: 240

約数和(自身を含む): 6779298240

約数和(自身を除く): 4880801520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 107, 114, 120, 144, 152, 171, 180, 190, 214, 228, 240, 285, 304, 321, 342, 360, 380, 428, 456, 535, 570, 642, 684, 720, 760, 855, 856, 912, 963, 1070, 1140, 1284, 1297, 1368, 1520, 1605, 1710, 1712, 1926, 2033, 2140, 2280, 2568, 2594, 2736, 3210, 3420, 3852, 3891, 4066, 4280, 4560, 4815, 5136, 5188, 6099, 6420, 6485, 6840, 7704, 7782, 8132, 8560, 9630, 10165, 10376, 11673, 12198, 12840, 12970, 13680, 15408, 15564, 16264, 18297, 19260, 19455, 20330, 20752, 23346, 24396, 24643, 25680, 25940, 30495, 31128, 32528, 36594, 38520, 38910, 40660, 46692, 48792, 49286, 51880, 58365, 60990, 62256, 73188, 73929, 77040, 77820, 81320, 91485, 93384, 97584, 98572, 103760, 116730, 121980, 123215, 138779, 146376, 147858, 155640, 162640, 182970, 186768, 197144, 221787, 233460, 243960, 246430, 277558, 292752, 295716, 311280, 365940, 369645, 394288, 416337, 443574, 466920, 487920, 492860, 555116, 591432, 693895, 731880, 739290, 832674, 887148, 933840, 985720, 1108935, 1110232, 1182864, 1249011, 1387790, 1463760, 1478580, 1665348, 1774296, 1971440, 2081685, 2217870, 2220464, 2498022, 2636801, 2775580, 2957160, 3330696, 3548592, 4163370, 4435740, 4996044, 5273602, 5551160, 5914320, 6245055, 6661392, 7910403, 8326740, 8871480, 9992088, 10547204, 11102320, 12490110, 13184005, 15820806, 16653480, 17742960, 19984176, 21094408, 23731209, 24980220, 26368010, 31641612, 33306960, 39552015, 42188816, 47462418, 49960440, 52736020, 63283224, 79104030, 94924836, 99920880, 105472040, 118656045, 126566448, 158208060, 189849672, 210944080, 237312090, 316416120, 379699344, 474624180, 632832240, 949248360, 1898496720]

約数ペア:

[(1, 1898496720), (2, 949248360), (3, 632832240), (4, 474624180), (5, 379699344), (6, 316416120), (8, 237312090), (9, 210944080), (10, 189849672), (12, 158208060), (15, 126566448), (16, 118656045), (18, 105472040), (19, 99920880), (20, 94924836), (24, 79104030), (30, 63283224), (36, 52736020), (38, 49960440), (40, 47462418), (45, 42188816), (48, 39552015), (57, 33306960), (60, 31641612), (72, 26368010), (76, 24980220), (80, 23731209), (90, 21094408), (95, 19984176), (107, 17742960), (114, 16653480), (120, 15820806), (144, 13184005), (152, 12490110), (171, 11102320), (180, 10547204), (190, 9992088), (214, 8871480), (228, 8326740), (240, 7910403), (285, 6661392), (304, 6245055), (321, 5914320), (342, 5551160), (360, 5273602), (380, 4996044), (428, 4435740), (456, 4163370), (535, 3548592), (570, 3330696), (642, 2957160), (684, 2775580), (720, 2636801), (760, 2498022), (855, 2220464), (856, 2217870), (912, 2081685), (963, 1971440), (1070, 1774296), (1140, 1665348), (1284, 1478580), (1297, 1463760), (1368, 1387790), (1520, 1249011), (1605, 1182864), (1710, 1110232), (1712, 1108935), (1926, 985720), (2033, 933840), (2140, 887148), (2280, 832674), (2568, 739290), (2594, 731880), (2736, 693895), (3210, 591432), (3420, 555116), (3852, 492860), (3891, 487920), (4066, 466920), (4280, 443574), (4560, 416337), (4815, 394288), (5136, 369645), (5188, 365940), (6099, 311280), (6420, 295716), (6485, 292752), (6840, 277558), (7704, 246430), (7782, 243960), (8132, 233460), (8560, 221787), (9630, 197144), (10165, 186768), (10376, 182970), (11673, 162640), (12198, 155640), (12840, 147858), (12970, 146376), (13680, 138779), (15408, 123215), (15564, 121980), (16264, 116730), (18297, 103760), (19260, 98572), (19455, 97584), (20330, 93384), (20752, 91485), (23346, 81320), (24396, 77820), (24643, 77040), (25680, 73929), (25940, 73188), (30495, 62256), (31128, 60990), (32528, 58365), (36594, 51880), (38520, 49286), (38910, 48792), (40660, 46692)]