521372280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1321}}^1$

素因数の和:1382

約数の個数: 256

約数和(自身を含む): 1918909440

約数和(自身を除く): 1397537160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 23, 24, 26, 30, 33, 39, 40, 44, 46, 52, 55, 60, 65, 66, 69, 78, 88, 92, 104, 110, 115, 120, 130, 132, 138, 143, 156, 165, 184, 195, 220, 230, 253, 260, 264, 276, 286, 299, 312, 330, 345, 390, 429, 440, 460, 506, 520, 552, 572, 598, 660, 690, 715, 759, 780, 858, 897, 920, 1012, 1144, 1196, 1265, 1320, 1321, 1380, 1430, 1495, 1518, 1560, 1716, 1794, 2024, 2145, 2392, 2530, 2642, 2760, 2860, 2990, 3036, 3289, 3432, 3588, 3795, 3963, 4290, 4485, 5060, 5284, 5720, 5980, 6072, 6578, 6605, 7176, 7590, 7926, 8580, 8970, 9867, 10120, 10568, 11960, 13156, 13210, 14531, 15180, 15852, 16445, 17160, 17173, 17940, 19734, 19815, 26312, 26420, 29062, 30360, 30383, 31704, 32890, 34346, 35880, 39468, 39630, 43593, 49335, 51519, 52840, 58124, 60766, 65780, 68692, 72655, 78936, 79260, 85865, 87186, 91149, 98670, 103038, 116248, 121532, 131560, 137384, 145310, 151915, 158520, 171730, 174372, 182298, 188903, 197340, 206076, 217965, 243064, 257595, 290620, 303830, 334213, 343460, 348744, 364596, 377806, 394680, 394979, 412152, 435930, 455745, 515190, 566709, 581240, 607660, 668426, 686920, 729192, 755612, 789958, 871860, 911490, 944515, 1002639, 1030380, 1133418, 1184937, 1215320, 1336852, 1511224, 1579916, 1671065, 1743720, 1822980, 1889030, 1974895, 2005278, 2060760, 2266836, 2369874, 2673704, 2833545, 3159832, 3342130, 3645960, 3778060, 3949790, 4010556, 4344769, 4533672, 4739748, 5013195, 5667090, 5924685, 6684260, 7556120, 7899580, 8021112, 8689538, 9479496, 10026390, 11334180, 11849370, 13034307, 13368520, 15799160, 17379076, 20052780, 21723845, 22668360, 23698740, 26068614, 34758152, 40105560, 43447690, 47397480, 52137228, 65171535, 86895380, 104274456, 130343070, 173790760, 260686140, 521372280]

約数ペア:

[(1, 521372280), (2, 260686140), (3, 173790760), (4, 130343070), (5, 104274456), (6, 86895380), (8, 65171535), (10, 52137228), (11, 47397480), (12, 43447690), (13, 40105560), (15, 34758152), (20, 26068614), (22, 23698740), (23, 22668360), (24, 21723845), (26, 20052780), (30, 17379076), (33, 15799160), (39, 13368520), (40, 13034307), (44, 11849370), (46, 11334180), (52, 10026390), (55, 9479496), (60, 8689538), (65, 8021112), (66, 7899580), (69, 7556120), (78, 6684260), (88, 5924685), (92, 5667090), (104, 5013195), (110, 4739748), (115, 4533672), (120, 4344769), (130, 4010556), (132, 3949790), (138, 3778060), (143, 3645960), (156, 3342130), (165, 3159832), (184, 2833545), (195, 2673704), (220, 2369874), (230, 2266836), (253, 2060760), (260, 2005278), (264, 1974895), (276, 1889030), (286, 1822980), (299, 1743720), (312, 1671065), (330, 1579916), (345, 1511224), (390, 1336852), (429, 1215320), (440, 1184937), (460, 1133418), (506, 1030380), (520, 1002639), (552, 944515), (572, 911490), (598, 871860), (660, 789958), (690, 755612), (715, 729192), (759, 686920), (780, 668426), (858, 607660), (897, 581240), (920, 566709), (1012, 515190), (1144, 455745), (1196, 435930), (1265, 412152), (1320, 394979), (1321, 394680), (1380, 377806), (1430, 364596), (1495, 348744), (1518, 343460), (1560, 334213), (1716, 303830), (1794, 290620), (2024, 257595), (2145, 243064), (2392, 217965), (2530, 206076), (2642, 197340), (2760, 188903), (2860, 182298), (2990, 174372), (3036, 171730), (3289, 158520), (3432, 151915), (3588, 145310), (3795, 137384), (3963, 131560), (4290, 121532), (4485, 116248), (5060, 103038), (5284, 98670), (5720, 91149), (5980, 87186), (6072, 85865), (6578, 79260), (6605, 78936), (7176, 72655), (7590, 68692), (7926, 65780), (8580, 60766), (8970, 58124), (9867, 52840), (10120, 51519), (10568, 49335), (11960, 43593), (13156, 39630), (13210, 39468), (14531, 35880), (15180, 34346), (15852, 32890), (16445, 31704), (17160, 30383), (17173, 30360), (17940, 29062), (19734, 26420), (19815, 26312)]