1985280360

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{2347}}^1$

素因数の和:2440

約数の個数: 256

約数和(自身を含む): 7303219200

約数和(自身を除く): 5317938840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 53, 56, 57, 60, 70, 76, 84, 95, 105, 106, 114, 120, 133, 140, 152, 159, 168, 190, 210, 212, 228, 265, 266, 280, 285, 318, 371, 380, 399, 420, 424, 456, 530, 532, 570, 636, 665, 742, 760, 795, 798, 840, 1007, 1060, 1064, 1113, 1140, 1272, 1330, 1484, 1590, 1596, 1855, 1995, 2014, 2120, 2226, 2280, 2347, 2660, 2968, 3021, 3180, 3192, 3710, 3990, 4028, 4452, 4694, 5035, 5320, 5565, 6042, 6360, 7041, 7049, 7420, 7980, 8056, 8904, 9388, 10070, 11130, 11735, 12084, 14082, 14098, 14840, 15105, 15960, 16429, 18776, 20140, 21147, 22260, 23470, 24168, 28164, 28196, 30210, 32858, 35205, 35245, 40280, 42294, 44520, 44593, 46940, 49287, 56328, 56392, 60420, 65716, 70410, 70490, 82145, 84588, 89186, 93880, 98574, 105735, 120840, 124391, 131432, 133779, 140820, 140980, 164290, 169176, 178372, 197148, 211470, 222965, 246435, 248782, 267558, 281640, 281960, 312151, 328580, 356744, 373173, 394296, 422940, 445930, 492870, 497564, 535116, 621955, 624302, 657160, 668895, 746346, 845880, 870737, 891860, 936453, 985740, 995128, 1070232, 1243910, 1248604, 1337790, 1492692, 1560755, 1741474, 1783720, 1865865, 1872906, 1971480, 2363429, 2487820, 2497208, 2612211, 2675580, 2985384, 3121510, 3482948, 3731730, 3745812, 4353685, 4682265, 4726858, 4975640, 5224422, 5351160, 6243020, 6965896, 7090287, 7463460, 7491624, 8707370, 9364530, 9453716, 10448844, 11817145, 12486040, 13061055, 14180574, 14926920, 16544003, 17414740, 18729060, 18907432, 20897688, 23634290, 26122110, 28361148, 33088006, 34829480, 35451435, 37458120, 47268580, 49632009, 52244220, 56722296, 66176012, 70902870, 82720015, 94537160, 99264018, 104488440, 132352024, 141805740, 165440030, 198528036, 248160045, 283611480, 330880060, 397056072, 496320090, 661760120, 992640180, 1985280360]

約数ペア:

[(1, 1985280360), (2, 992640180), (3, 661760120), (4, 496320090), (5, 397056072), (6, 330880060), (7, 283611480), (8, 248160045), (10, 198528036), (12, 165440030), (14, 141805740), (15, 132352024), (19, 104488440), (20, 99264018), (21, 94537160), (24, 82720015), (28, 70902870), (30, 66176012), (35, 56722296), (38, 52244220), (40, 49632009), (42, 47268580), (53, 37458120), (56, 35451435), (57, 34829480), (60, 33088006), (70, 28361148), (76, 26122110), (84, 23634290), (95, 20897688), (105, 18907432), (106, 18729060), (114, 17414740), (120, 16544003), (133, 14926920), (140, 14180574), (152, 13061055), (159, 12486040), (168, 11817145), (190, 10448844), (210, 9453716), (212, 9364530), (228, 8707370), (265, 7491624), (266, 7463460), (280, 7090287), (285, 6965896), (318, 6243020), (371, 5351160), (380, 5224422), (399, 4975640), (420, 4726858), (424, 4682265), (456, 4353685), (530, 3745812), (532, 3731730), (570, 3482948), (636, 3121510), (665, 2985384), (742, 2675580), (760, 2612211), (795, 2497208), (798, 2487820), (840, 2363429), (1007, 1971480), (1060, 1872906), (1064, 1865865), (1113, 1783720), (1140, 1741474), (1272, 1560755), (1330, 1492692), (1484, 1337790), (1590, 1248604), (1596, 1243910), (1855, 1070232), (1995, 995128), (2014, 985740), (2120, 936453), (2226, 891860), (2280, 870737), (2347, 845880), (2660, 746346), (2968, 668895), (3021, 657160), (3180, 624302), (3192, 621955), (3710, 535116), (3990, 497564), (4028, 492870), (4452, 445930), (4694, 422940), (5035, 394296), (5320, 373173), (5565, 356744), (6042, 328580), (6360, 312151), (7041, 281960), (7049, 281640), (7420, 267558), (7980, 248782), (8056, 246435), (8904, 222965), (9388, 211470), (10070, 197148), (11130, 178372), (11735, 169176), (12084, 164290), (14082, 140980), (14098, 140820), (14840, 133779), (15105, 131432), (15960, 124391), (16429, 120840), (18776, 105735), (20140, 98574), (21147, 93880), (22260, 89186), (23470, 84588), (24168, 82145), (28164, 70490), (28196, 70410), (30210, 65716), (32858, 60420), (35205, 56392), (35245, 56328), (40280, 49287), (42294, 46940), (44520, 44593)]