16409640320

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{487}}^1$

素因数の和:705

約数の個数: 256

約数和(自身を含む): 44081625600

約数和(自身を除く): 27671985280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 64, 68, 76, 80, 85, 95, 128, 136, 152, 160, 163, 170, 190, 272, 304, 320, 323, 326, 340, 380, 487, 544, 608, 640, 646, 652, 680, 760, 815, 974, 1088, 1216, 1292, 1304, 1360, 1520, 1615, 1630, 1948, 2176, 2432, 2435, 2584, 2608, 2720, 2771, 3040, 3097, 3230, 3260, 3896, 4870, 5168, 5216, 5440, 5542, 6080, 6194, 6460, 6520, 7792, 8279, 9253, 9740, 10336, 10432, 10880, 11084, 12160, 12388, 12920, 13040, 13855, 15485, 15584, 16558, 18506, 19480, 20672, 20864, 22168, 24776, 25840, 26080, 27710, 30970, 31168, 33116, 37012, 38960, 41344, 41395, 44336, 46265, 49552, 51680, 52160, 52649, 55420, 61940, 62336, 66232, 74024, 77920, 79381, 82790, 88672, 92530, 99104, 103360, 104320, 105298, 110840, 123880, 132464, 148048, 155840, 157301, 158762, 165580, 177344, 185060, 198208, 206720, 210596, 221680, 247760, 263245, 264928, 296096, 311680, 314602, 317524, 331160, 354688, 370120, 396416, 396905, 421192, 443360, 495520, 526490, 529856, 592192, 629204, 635048, 662320, 740240, 786505, 793810, 842384, 886720, 991040, 1052980, 1059712, 1184384, 1258408, 1270096, 1324640, 1349477, 1480480, 1508239, 1573010, 1587620, 1684768, 1773440, 1982080, 2105960, 2516816, 2540192, 2649280, 2698954, 2960960, 3016478, 3146020, 3175240, 3369536, 4211920, 5033632, 5080384, 5298560, 5397908, 5921920, 6032956, 6292040, 6350480, 6739072, 6747385, 7541195, 8423840, 10067264, 10160768, 10795816, 12065912, 12584080, 12700960, 13494770, 15082390, 16847680, 20134528, 21591632, 24131824, 25168160, 25401920, 25640063, 26989540, 30164780, 33695360, 43183264, 48263648, 50336320, 50803840, 51280126, 53979080, 60329560, 86366528, 96527296, 100672640, 102560252, 107958160, 120659120, 128200315, 172733056, 193054592, 205120504, 215916320, 241318240, 256400630, 410241008, 431832640, 482636480, 512801260, 820482016, 863665280, 965272960, 1025602520, 1640964032, 2051205040, 3281928064, 4102410080, 8204820160, 16409640320]

約数ペア:

[(1, 16409640320), (2, 8204820160), (4, 4102410080), (5, 3281928064), (8, 2051205040), (10, 1640964032), (16, 1025602520), (17, 965272960), (19, 863665280), (20, 820482016), (32, 512801260), (34, 482636480), (38, 431832640), (40, 410241008), (64, 256400630), (68, 241318240), (76, 215916320), (80, 205120504), (85, 193054592), (95, 172733056), (128, 128200315), (136, 120659120), (152, 107958160), (160, 102560252), (163, 100672640), (170, 96527296), (190, 86366528), (272, 60329560), (304, 53979080), (320, 51280126), (323, 50803840), (326, 50336320), (340, 48263648), (380, 43183264), (487, 33695360), (544, 30164780), (608, 26989540), (640, 25640063), (646, 25401920), (652, 25168160), (680, 24131824), (760, 21591632), (815, 20134528), (974, 16847680), (1088, 15082390), (1216, 13494770), (1292, 12700960), (1304, 12584080), (1360, 12065912), (1520, 10795816), (1615, 10160768), (1630, 10067264), (1948, 8423840), (2176, 7541195), (2432, 6747385), (2435, 6739072), (2584, 6350480), (2608, 6292040), (2720, 6032956), (2771, 5921920), (3040, 5397908), (3097, 5298560), (3230, 5080384), (3260, 5033632), (3896, 4211920), (4870, 3369536), (5168, 3175240), (5216, 3146020), (5440, 3016478), (5542, 2960960), (6080, 2698954), (6194, 2649280), (6460, 2540192), (6520, 2516816), (7792, 2105960), (8279, 1982080), (9253, 1773440), (9740, 1684768), (10336, 1587620), (10432, 1573010), (10880, 1508239), (11084, 1480480), (12160, 1349477), (12388, 1324640), (12920, 1270096), (13040, 1258408), (13855, 1184384), (15485, 1059712), (15584, 1052980), (16558, 991040), (18506, 886720), (19480, 842384), (20672, 793810), (20864, 786505), (22168, 740240), (24776, 662320), (25840, 635048), (26080, 629204), (27710, 592192), (30970, 529856), (31168, 526490), (33116, 495520), (37012, 443360), (38960, 421192), (41344, 396905), (41395, 396416), (44336, 370120), (46265, 354688), (49552, 331160), (51680, 317524), (52160, 314602), (52649, 311680), (55420, 296096), (61940, 264928), (62336, 263245), (66232, 247760), (74024, 221680), (77920, 210596), (79381, 206720), (82790, 198208), (88672, 185060), (92530, 177344), (99104, 165580), (103360, 158762), (104320, 157301), (105298, 155840), (110840, 148048), (123880, 132464)]