1390460040

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{379}}^1$

素因数の和:521

約数の個数: 256

約数和(自身を含む): 4815360000

約数和(自身を除く): 3424899960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 43, 45, 54, 60, 72, 79, 86, 90, 108, 120, 129, 135, 158, 172, 180, 215, 216, 237, 258, 270, 316, 344, 360, 379, 387, 395, 430, 474, 516, 540, 632, 645, 711, 758, 774, 790, 860, 948, 1032, 1080, 1137, 1161, 1185, 1290, 1422, 1516, 1548, 1580, 1720, 1895, 1896, 1935, 2133, 2274, 2322, 2370, 2580, 2844, 3032, 3096, 3160, 3397, 3411, 3555, 3790, 3870, 4266, 4548, 4644, 4740, 5160, 5685, 5688, 5805, 6794, 6822, 7110, 7580, 7740, 8532, 9096, 9288, 9480, 10191, 10233, 10665, 11370, 11610, 13588, 13644, 14220, 15160, 15480, 16297, 16985, 17055, 17064, 20382, 20466, 21330, 22740, 23220, 27176, 27288, 28440, 29941, 30573, 32594, 33970, 34110, 40764, 40932, 42660, 45480, 46440, 48891, 50955, 51165, 59882, 61146, 65188, 67940, 68220, 81485, 81528, 81864, 85320, 89823, 91719, 97782, 101910, 102330, 119764, 122292, 130376, 135880, 136440, 146673, 149705, 152865, 162970, 179646, 183438, 195564, 203820, 204660, 239528, 244455, 244584, 269469, 293346, 299410, 305730, 325940, 359292, 366876, 391128, 407640, 409320, 440019, 449115, 458595, 488910, 538938, 586692, 598820, 611460, 651880, 718584, 733365, 733752, 808407, 880038, 898230, 917190, 977820, 1077876, 1173384, 1197640, 1222920, 1287463, 1347345, 1466730, 1616814, 1760076, 1796460, 1834380, 1955640, 2155752, 2200095, 2574926, 2694690, 2933460, 3233628, 3520152, 3592920, 3668760, 3862389, 4042035, 4400190, 5149852, 5389380, 5866920, 6437315, 6467256, 7724778, 8084070, 8800380, 10299704, 10778760, 11587167, 12874630, 15449556, 16168140, 17600760, 19311945, 23174334, 25749260, 30899112, 32336280, 34761501, 38623890, 46348668, 51498520, 57935835, 69523002, 77247780, 92697336, 115871670, 139046004, 154495560, 173807505, 231743340, 278092008, 347615010, 463486680, 695230020, 1390460040]

約数ペア:

[(1, 1390460040), (2, 695230020), (3, 463486680), (4, 347615010), (5, 278092008), (6, 231743340), (8, 173807505), (9, 154495560), (10, 139046004), (12, 115871670), (15, 92697336), (18, 77247780), (20, 69523002), (24, 57935835), (27, 51498520), (30, 46348668), (36, 38623890), (40, 34761501), (43, 32336280), (45, 30899112), (54, 25749260), (60, 23174334), (72, 19311945), (79, 17600760), (86, 16168140), (90, 15449556), (108, 12874630), (120, 11587167), (129, 10778760), (135, 10299704), (158, 8800380), (172, 8084070), (180, 7724778), (215, 6467256), (216, 6437315), (237, 5866920), (258, 5389380), (270, 5149852), (316, 4400190), (344, 4042035), (360, 3862389), (379, 3668760), (387, 3592920), (395, 3520152), (430, 3233628), (474, 2933460), (516, 2694690), (540, 2574926), (632, 2200095), (645, 2155752), (711, 1955640), (758, 1834380), (774, 1796460), (790, 1760076), (860, 1616814), (948, 1466730), (1032, 1347345), (1080, 1287463), (1137, 1222920), (1161, 1197640), (1185, 1173384), (1290, 1077876), (1422, 977820), (1516, 917190), (1548, 898230), (1580, 880038), (1720, 808407), (1895, 733752), (1896, 733365), (1935, 718584), (2133, 651880), (2274, 611460), (2322, 598820), (2370, 586692), (2580, 538938), (2844, 488910), (3032, 458595), (3096, 449115), (3160, 440019), (3397, 409320), (3411, 407640), (3555, 391128), (3790, 366876), (3870, 359292), (4266, 325940), (4548, 305730), (4644, 299410), (4740, 293346), (5160, 269469), (5685, 244584), (5688, 244455), (5805, 239528), (6794, 204660), (6822, 203820), (7110, 195564), (7580, 183438), (7740, 179646), (8532, 162970), (9096, 152865), (9288, 149705), (9480, 146673), (10191, 136440), (10233, 135880), (10665, 130376), (11370, 122292), (11610, 119764), (13588, 102330), (13644, 101910), (14220, 97782), (15160, 91719), (15480, 89823), (16297, 85320), (16985, 81864), (17055, 81528), (17064, 81485), (20382, 68220), (20466, 67940), (21330, 65188), (22740, 61146), (23220, 59882), (27176, 51165), (27288, 50955), (28440, 48891), (29941, 46440), (30573, 45480), (32594, 42660), (33970, 40932), (34110, 40764)]