661781760

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1$

素因数の和:233

約数の個数: 288

約数和(自身を含む): 2260500480

約数和(自身を除く): 1598718720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 59, 60, 64, 69, 80, 92, 96, 115, 118, 120, 127, 128, 138, 160, 177, 184, 192, 230, 236, 240, 254, 256, 276, 295, 320, 345, 354, 368, 381, 384, 460, 472, 480, 508, 552, 590, 635, 640, 690, 708, 736, 762, 768, 885, 920, 944, 960, 1016, 1104, 1180, 1270, 1280, 1357, 1380, 1416, 1472, 1524, 1770, 1840, 1888, 1905, 1920, 2032, 2208, 2360, 2540, 2714, 2760, 2832, 2921, 2944, 3048, 3540, 3680, 3776, 3810, 3840, 4064, 4071, 4416, 4720, 5080, 5428, 5520, 5664, 5842, 5888, 6096, 6785, 7080, 7360, 7493, 7552, 7620, 8128, 8142, 8763, 8832, 9440, 10160, 10856, 11040, 11328, 11684, 12192, 13570, 14160, 14605, 14720, 14986, 15104, 15240, 16256, 16284, 17526, 17664, 18880, 20320, 20355, 21712, 22080, 22479, 22656, 23368, 24384, 27140, 28320, 29210, 29440, 29972, 30480, 32512, 32568, 35052, 37465, 37760, 40640, 40710, 43424, 43815, 44160, 44958, 45312, 46736, 48768, 54280, 56640, 58420, 59944, 60960, 65136, 70104, 74930, 75520, 81280, 81420, 86848, 87630, 88320, 89916, 93472, 97536, 108560, 112395, 113280, 116840, 119888, 121920, 130272, 140208, 149860, 162560, 162840, 172339, 173696, 175260, 179832, 186944, 217120, 224790, 226560, 233680, 239776, 243840, 260544, 280416, 299720, 325680, 344678, 347392, 350520, 359664, 373888, 434240, 449580, 467360, 479552, 487680, 517017, 521088, 560832, 599440, 651360, 689356, 701040, 719328, 747776, 861695, 868480, 899160, 934720, 959104, 1034034, 1042176, 1121664, 1198880, 1302720, 1378712, 1402080, 1438656, 1723390, 1736960, 1798320, 1869440, 1918208, 2068068, 2243328, 2397760, 2585085, 2605440, 2757424, 2804160, 2877312, 3446780, 3596640, 3738880, 4136136, 4795520, 5170170, 5210880, 5514848, 5608320, 5754624, 6893560, 7193280, 8272272, 9591040, 10340340, 11029696, 11216640, 13787120, 14386560, 16544544, 20680680, 22059392, 27574240, 28773120, 33089088, 41361360, 44118784, 55148480, 66178176, 82722720, 110296960, 132356352, 165445440, 220593920, 330890880, 661781760]

約数ペア:

[(1, 661781760), (2, 330890880), (3, 220593920), (4, 165445440), (5, 132356352), (6, 110296960), (8, 82722720), (10, 66178176), (12, 55148480), (15, 44118784), (16, 41361360), (20, 33089088), (23, 28773120), (24, 27574240), (30, 22059392), (32, 20680680), (40, 16544544), (46, 14386560), (48, 13787120), (59, 11216640), (60, 11029696), (64, 10340340), (69, 9591040), (80, 8272272), (92, 7193280), (96, 6893560), (115, 5754624), (118, 5608320), (120, 5514848), (127, 5210880), (128, 5170170), (138, 4795520), (160, 4136136), (177, 3738880), (184, 3596640), (192, 3446780), (230, 2877312), (236, 2804160), (240, 2757424), (254, 2605440), (256, 2585085), (276, 2397760), (295, 2243328), (320, 2068068), (345, 1918208), (354, 1869440), (368, 1798320), (381, 1736960), (384, 1723390), (460, 1438656), (472, 1402080), (480, 1378712), (508, 1302720), (552, 1198880), (590, 1121664), (635, 1042176), (640, 1034034), (690, 959104), (708, 934720), (736, 899160), (762, 868480), (768, 861695), (885, 747776), (920, 719328), (944, 701040), (960, 689356), (1016, 651360), (1104, 599440), (1180, 560832), (1270, 521088), (1280, 517017), (1357, 487680), (1380, 479552), (1416, 467360), (1472, 449580), (1524, 434240), (1770, 373888), (1840, 359664), (1888, 350520), (1905, 347392), (1920, 344678), (2032, 325680), (2208, 299720), (2360, 280416), (2540, 260544), (2714, 243840), (2760, 239776), (2832, 233680), (2921, 226560), (2944, 224790), (3048, 217120), (3540, 186944), (3680, 179832), (3776, 175260), (3810, 173696), (3840, 172339), (4064, 162840), (4071, 162560), (4416, 149860), (4720, 140208), (5080, 130272), (5428, 121920), (5520, 119888), (5664, 116840), (5842, 113280), (5888, 112395), (6096, 108560), (6785, 97536), (7080, 93472), (7360, 89916), (7493, 88320), (7552, 87630), (7620, 86848), (8128, 81420), (8142, 81280), (8763, 75520), (8832, 74930), (9440, 70104), (10160, 65136), (10856, 60960), (11040, 59944), (11328, 58420), (11684, 56640), (12192, 54280), (13570, 48768), (14160, 46736), (14605, 45312), (14720, 44958), (14986, 44160), (15104, 43815), (15240, 43424), (16256, 40710), (16284, 40640), (17526, 37760), (17664, 37465), (18880, 35052), (20320, 32568), (20355, 32512), (21712, 30480), (22080, 29972), (22479, 29440), (22656, 29210), (23368, 28320), (24384, 27140)]