1520666560

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{359}}^1$

素因数の和:475

約数の個数: 224

約数和(自身を含む): 4354007040

約数和(自身を除く): 2833340480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 61, 62, 64, 70, 80, 112, 122, 124, 140, 155, 160, 217, 224, 244, 248, 280, 305, 310, 320, 359, 427, 434, 448, 488, 496, 560, 610, 620, 718, 854, 868, 976, 992, 1085, 1120, 1220, 1240, 1436, 1708, 1736, 1795, 1891, 1952, 1984, 2135, 2170, 2240, 2440, 2480, 2513, 2872, 3416, 3472, 3590, 3782, 3904, 4270, 4340, 4880, 4960, 5026, 5744, 6832, 6944, 7180, 7564, 8540, 8680, 9455, 9760, 9920, 10052, 11129, 11488, 12565, 13237, 13664, 13888, 14360, 15128, 17080, 17360, 18910, 19520, 20104, 21899, 22258, 22976, 25130, 26474, 27328, 28720, 30256, 34160, 34720, 37820, 40208, 43798, 44516, 50260, 52948, 55645, 57440, 60512, 66185, 68320, 69440, 75640, 77903, 80416, 87596, 89032, 100520, 105896, 109495, 111290, 114880, 121024, 132370, 136640, 151280, 153293, 155806, 160832, 175192, 178064, 201040, 211792, 218990, 222580, 264740, 302560, 306586, 311612, 350384, 356128, 389515, 402080, 423584, 437980, 445160, 529480, 605120, 613172, 623224, 678869, 700768, 712256, 766465, 779030, 804160, 847168, 875960, 890320, 1058960, 1226344, 1246448, 1357738, 1401536, 1532930, 1558060, 1751920, 1780640, 2117920, 2452688, 2492896, 2715476, 3065860, 3116120, 3394345, 3503840, 3561280, 4235840, 4752083, 4905376, 4985792, 5430952, 6131720, 6232240, 6788690, 7007680, 9504166, 9810752, 10861904, 12263440, 12464480, 13577380, 19008332, 21723808, 23760415, 24526880, 24928960, 27154760, 38016664, 43447616, 47520830, 49053760, 54309520, 76033328, 95041660, 108619040, 152066656, 190083320, 217238080, 304133312, 380166640, 760333280, 1520666560]

約数ペア:

[(1, 1520666560), (2, 760333280), (4, 380166640), (5, 304133312), (7, 217238080), (8, 190083320), (10, 152066656), (14, 108619040), (16, 95041660), (20, 76033328), (28, 54309520), (31, 49053760), (32, 47520830), (35, 43447616), (40, 38016664), (56, 27154760), (61, 24928960), (62, 24526880), (64, 23760415), (70, 21723808), (80, 19008332), (112, 13577380), (122, 12464480), (124, 12263440), (140, 10861904), (155, 9810752), (160, 9504166), (217, 7007680), (224, 6788690), (244, 6232240), (248, 6131720), (280, 5430952), (305, 4985792), (310, 4905376), (320, 4752083), (359, 4235840), (427, 3561280), (434, 3503840), (448, 3394345), (488, 3116120), (496, 3065860), (560, 2715476), (610, 2492896), (620, 2452688), (718, 2117920), (854, 1780640), (868, 1751920), (976, 1558060), (992, 1532930), (1085, 1401536), (1120, 1357738), (1220, 1246448), (1240, 1226344), (1436, 1058960), (1708, 890320), (1736, 875960), (1795, 847168), (1891, 804160), (1952, 779030), (1984, 766465), (2135, 712256), (2170, 700768), (2240, 678869), (2440, 623224), (2480, 613172), (2513, 605120), (2872, 529480), (3416, 445160), (3472, 437980), (3590, 423584), (3782, 402080), (3904, 389515), (4270, 356128), (4340, 350384), (4880, 311612), (4960, 306586), (5026, 302560), (5744, 264740), (6832, 222580), (6944, 218990), (7180, 211792), (7564, 201040), (8540, 178064), (8680, 175192), (9455, 160832), (9760, 155806), (9920, 153293), (10052, 151280), (11129, 136640), (11488, 132370), (12565, 121024), (13237, 114880), (13664, 111290), (13888, 109495), (14360, 105896), (15128, 100520), (17080, 89032), (17360, 87596), (18910, 80416), (19520, 77903), (20104, 75640), (21899, 69440), (22258, 68320), (22976, 66185), (25130, 60512), (26474, 57440), (27328, 55645), (28720, 52948), (30256, 50260), (34160, 44516), (34720, 43798), (37820, 40208)]