639418560

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{401}}^1$

素因数の和:583

約数の個数: 224

約数和(自身を含む): 2234939904

約数和(自身を除く): 1595521344

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 132, 151, 160, 165, 176, 192, 220, 240, 264, 302, 320, 330, 352, 401, 440, 453, 480, 528, 604, 660, 704, 755, 802, 880, 906, 960, 1056, 1203, 1208, 1320, 1510, 1604, 1661, 1760, 1812, 2005, 2112, 2265, 2406, 2416, 2640, 3020, 3208, 3322, 3520, 3624, 4010, 4411, 4530, 4812, 4832, 4983, 5280, 6015, 6040, 6416, 6644, 7248, 8020, 8305, 8822, 9060, 9624, 9664, 9966, 10560, 12030, 12080, 12832, 13233, 13288, 14496, 16040, 16610, 17644, 18120, 19248, 19932, 22055, 24060, 24160, 24915, 25664, 26466, 26576, 28992, 32080, 33220, 35288, 36240, 38496, 39864, 44110, 48120, 48320, 49830, 52932, 53152, 60551, 64160, 66165, 66440, 70576, 72480, 76992, 79728, 88220, 96240, 99660, 105864, 106304, 121102, 128320, 132330, 132880, 141152, 144960, 159456, 176440, 181653, 192480, 199320, 211728, 242204, 264660, 265760, 282304, 302755, 318912, 352880, 363306, 384960, 398640, 423456, 484408, 529320, 531520, 605510, 666061, 705760, 726612, 797280, 846912, 908265, 968816, 1058640, 1211020, 1332122, 1411520, 1453224, 1594560, 1816530, 1937632, 1998183, 2117280, 2422040, 2664244, 2906448, 3330305, 3633060, 3875264, 3996366, 4234560, 4844080, 5328488, 5812896, 6660610, 7266120, 7992732, 9688160, 9990915, 10656976, 11625792, 13321220, 14532240, 15985464, 19376320, 19981830, 21313952, 26642440, 29064480, 31970928, 39963660, 42627904, 53284880, 58128960, 63941856, 79927320, 106569760, 127883712, 159854640, 213139520, 319709280, 639418560]

約数ペア:

[(1, 639418560), (2, 319709280), (3, 213139520), (4, 159854640), (5, 127883712), (6, 106569760), (8, 79927320), (10, 63941856), (11, 58128960), (12, 53284880), (15, 42627904), (16, 39963660), (20, 31970928), (22, 29064480), (24, 26642440), (30, 21313952), (32, 19981830), (33, 19376320), (40, 15985464), (44, 14532240), (48, 13321220), (55, 11625792), (60, 10656976), (64, 9990915), (66, 9688160), (80, 7992732), (88, 7266120), (96, 6660610), (110, 5812896), (120, 5328488), (132, 4844080), (151, 4234560), (160, 3996366), (165, 3875264), (176, 3633060), (192, 3330305), (220, 2906448), (240, 2664244), (264, 2422040), (302, 2117280), (320, 1998183), (330, 1937632), (352, 1816530), (401, 1594560), (440, 1453224), (453, 1411520), (480, 1332122), (528, 1211020), (604, 1058640), (660, 968816), (704, 908265), (755, 846912), (802, 797280), (880, 726612), (906, 705760), (960, 666061), (1056, 605510), (1203, 531520), (1208, 529320), (1320, 484408), (1510, 423456), (1604, 398640), (1661, 384960), (1760, 363306), (1812, 352880), (2005, 318912), (2112, 302755), (2265, 282304), (2406, 265760), (2416, 264660), (2640, 242204), (3020, 211728), (3208, 199320), (3322, 192480), (3520, 181653), (3624, 176440), (4010, 159456), (4411, 144960), (4530, 141152), (4812, 132880), (4832, 132330), (4983, 128320), (5280, 121102), (6015, 106304), (6040, 105864), (6416, 99660), (6644, 96240), (7248, 88220), (8020, 79728), (8305, 76992), (8822, 72480), (9060, 70576), (9624, 66440), (9664, 66165), (9966, 64160), (10560, 60551), (12030, 53152), (12080, 52932), (12832, 49830), (13233, 48320), (13288, 48120), (14496, 44110), (16040, 39864), (16610, 38496), (17644, 36240), (18120, 35288), (19248, 33220), (19932, 32080), (22055, 28992), (24060, 26576), (24160, 26466), (24915, 25664)]