1320320640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2129}}^1$

素因数の和:2187

約数の個数: 256

約数和(自身を含む): 4692816000

約数和(自身を除く): 3372495360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 19, 20, 24, 30, 32, 34, 38, 40, 48, 51, 57, 60, 64, 68, 76, 80, 85, 95, 96, 102, 114, 120, 128, 136, 152, 160, 170, 190, 192, 204, 228, 240, 255, 272, 285, 304, 320, 323, 340, 380, 384, 408, 456, 480, 510, 544, 570, 608, 640, 646, 680, 760, 816, 912, 960, 969, 1020, 1088, 1140, 1216, 1292, 1360, 1520, 1615, 1632, 1824, 1920, 1938, 2040, 2129, 2176, 2280, 2432, 2584, 2720, 3040, 3230, 3264, 3648, 3876, 4080, 4258, 4560, 4845, 5168, 5440, 6080, 6387, 6460, 6528, 7296, 7752, 8160, 8516, 9120, 9690, 10336, 10645, 10880, 12160, 12774, 12920, 15504, 16320, 17032, 18240, 19380, 20672, 21290, 25548, 25840, 31008, 31935, 32640, 34064, 36193, 36480, 38760, 40451, 41344, 42580, 51096, 51680, 62016, 63870, 68128, 72386, 77520, 80902, 85160, 102192, 103360, 108579, 121353, 124032, 127740, 136256, 144772, 155040, 161804, 170320, 180965, 202255, 204384, 206720, 217158, 242706, 255480, 272512, 289544, 310080, 323608, 340640, 361930, 404510, 408768, 434316, 485412, 510960, 542895, 579088, 606765, 620160, 647216, 681280, 687667, 723860, 809020, 817536, 868632, 970824, 1021920, 1085790, 1158176, 1213530, 1294432, 1362560, 1375334, 1447720, 1618040, 1737264, 1941648, 2043840, 2063001, 2171580, 2316352, 2427060, 2588864, 2750668, 2895440, 3236080, 3438335, 3474528, 3883296, 4087680, 4126002, 4343160, 4632704, 4854120, 5177728, 5501336, 5790880, 6472160, 6876670, 6949056, 7766592, 8252004, 8686320, 9708240, 10315005, 11002672, 11581760, 12944320, 13753340, 13898112, 15533184, 16504008, 17372640, 19416480, 20630010, 22005344, 23163520, 25888640, 27506680, 33008016, 34745280, 38832960, 41260020, 44010688, 55013360, 66016032, 69490560, 77665920, 82520040, 88021376, 110026720, 132032064, 165040080, 220053440, 264064128, 330080160, 440106880, 660160320, 1320320640]

約数ペア:

[(1, 1320320640), (2, 660160320), (3, 440106880), (4, 330080160), (5, 264064128), (6, 220053440), (8, 165040080), (10, 132032064), (12, 110026720), (15, 88021376), (16, 82520040), (17, 77665920), (19, 69490560), (20, 66016032), (24, 55013360), (30, 44010688), (32, 41260020), (34, 38832960), (38, 34745280), (40, 33008016), (48, 27506680), (51, 25888640), (57, 23163520), (60, 22005344), (64, 20630010), (68, 19416480), (76, 17372640), (80, 16504008), (85, 15533184), (95, 13898112), (96, 13753340), (102, 12944320), (114, 11581760), (120, 11002672), (128, 10315005), (136, 9708240), (152, 8686320), (160, 8252004), (170, 7766592), (190, 6949056), (192, 6876670), (204, 6472160), (228, 5790880), (240, 5501336), (255, 5177728), (272, 4854120), (285, 4632704), (304, 4343160), (320, 4126002), (323, 4087680), (340, 3883296), (380, 3474528), (384, 3438335), (408, 3236080), (456, 2895440), (480, 2750668), (510, 2588864), (544, 2427060), (570, 2316352), (608, 2171580), (640, 2063001), (646, 2043840), (680, 1941648), (760, 1737264), (816, 1618040), (912, 1447720), (960, 1375334), (969, 1362560), (1020, 1294432), (1088, 1213530), (1140, 1158176), (1216, 1085790), (1292, 1021920), (1360, 970824), (1520, 868632), (1615, 817536), (1632, 809020), (1824, 723860), (1920, 687667), (1938, 681280), (2040, 647216), (2129, 620160), (2176, 606765), (2280, 579088), (2432, 542895), (2584, 510960), (2720, 485412), (3040, 434316), (3230, 408768), (3264, 404510), (3648, 361930), (3876, 340640), (4080, 323608), (4258, 310080), (4560, 289544), (4845, 272512), (5168, 255480), (5440, 242706), (6080, 217158), (6387, 206720), (6460, 204384), (6528, 202255), (7296, 180965), (7752, 170320), (8160, 161804), (8516, 155040), (9120, 144772), (9690, 136256), (10336, 127740), (10645, 124032), (10880, 121353), (12160, 108579), (12774, 103360), (12920, 102192), (15504, 85160), (16320, 80902), (17032, 77520), (18240, 72386), (19380, 68128), (20672, 63870), (21290, 62016), (25548, 51680), (25840, 51096), (31008, 42580), (31935, 41344), (32640, 40451), (34064, 38760), (36193, 36480)]