621752560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:216

約数の個数: 320

約数和(自身を含む): 1889879040

約数和(自身を除く): 1268126480

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 17, 20, 22, 23, 26, 34, 40, 44, 46, 52, 55, 65, 68, 80, 85, 88, 92, 104, 110, 115, 130, 136, 139, 143, 170, 176, 184, 187, 208, 220, 221, 230, 253, 260, 272, 278, 286, 299, 340, 368, 374, 391, 440, 442, 460, 506, 520, 556, 572, 598, 680, 695, 715, 748, 782, 880, 884, 920, 935, 1012, 1040, 1105, 1112, 1144, 1196, 1265, 1360, 1390, 1430, 1495, 1496, 1529, 1564, 1768, 1807, 1840, 1870, 1955, 2024, 2210, 2224, 2288, 2363, 2392, 2431, 2530, 2780, 2860, 2990, 2992, 3058, 3128, 3197, 3289, 3536, 3614, 3740, 3910, 4048, 4301, 4420, 4726, 4784, 4862, 5060, 5083, 5560, 5720, 5980, 6116, 6256, 6394, 6578, 7228, 7480, 7645, 7820, 8602, 8840, 9035, 9452, 9724, 10120, 10166, 11120, 11440, 11815, 11960, 12155, 12232, 12788, 13156, 14456, 14960, 15290, 15640, 15985, 16445, 17204, 17680, 18070, 18904, 19448, 19877, 20240, 20332, 21505, 23630, 23920, 24310, 24464, 25415, 25576, 25993, 26312, 28912, 30580, 30719, 31280, 31970, 32890, 34408, 35167, 36140, 37808, 38896, 39754, 40664, 41561, 43010, 47260, 48620, 50830, 51152, 51986, 52624, 54349, 55913, 61160, 61438, 63940, 65780, 68816, 70334, 72280, 79508, 81328, 83122, 86020, 94520, 97240, 99385, 101660, 103972, 108698, 111826, 122320, 122876, 127880, 129965, 131560, 140668, 144560, 153595, 159016, 166244, 172040, 175835, 189040, 194480, 198770, 203320, 207805, 207944, 217396, 223652, 245752, 255760, 259930, 263120, 271745, 279565, 281336, 307190, 318032, 332488, 337909, 344080, 351670, 397540, 406640, 415610, 415888, 434792, 447304, 457171, 491504, 519860, 543490, 559130, 562672, 597839, 614380, 664976, 675818, 703340, 706537, 795080, 831220, 869584, 894608, 914342, 1039720, 1086980, 1118260, 1195678, 1228760, 1351636, 1406680, 1413074, 1590160, 1662440, 1689545, 1828684, 2079440, 2173960, 2236520, 2285855, 2391356, 2457520, 2703272, 2813360, 2826148, 2989195, 3324880, 3379090, 3532685, 3657368, 4347920, 4473040, 4571710, 4782712, 5406544, 5652296, 5978390, 6758180, 7065370, 7314736, 7771907, 9143420, 9565424, 11304592, 11956780, 13516360, 14130740, 15543814, 18286840, 23913560, 27032720, 28261480, 31087628, 36573680, 38859535, 47827120, 56522960, 62175256, 77719070, 124350512, 155438140, 310876280, 621752560]

約数ペア:

[(1, 621752560), (2, 310876280), (4, 155438140), (5, 124350512), (8, 77719070), (10, 62175256), (11, 56522960), (13, 47827120), (16, 38859535), (17, 36573680), (20, 31087628), (22, 28261480), (23, 27032720), (26, 23913560), (34, 18286840), (40, 15543814), (44, 14130740), (46, 13516360), (52, 11956780), (55, 11304592), (65, 9565424), (68, 9143420), (80, 7771907), (85, 7314736), (88, 7065370), (92, 6758180), (104, 5978390), (110, 5652296), (115, 5406544), (130, 4782712), (136, 4571710), (139, 4473040), (143, 4347920), (170, 3657368), (176, 3532685), (184, 3379090), (187, 3324880), (208, 2989195), (220, 2826148), (221, 2813360), (230, 2703272), (253, 2457520), (260, 2391356), (272, 2285855), (278, 2236520), (286, 2173960), (299, 2079440), (340, 1828684), (368, 1689545), (374, 1662440), (391, 1590160), (440, 1413074), (442, 1406680), (460, 1351636), (506, 1228760), (520, 1195678), (556, 1118260), (572, 1086980), (598, 1039720), (680, 914342), (695, 894608), (715, 869584), (748, 831220), (782, 795080), (880, 706537), (884, 703340), (920, 675818), (935, 664976), (1012, 614380), (1040, 597839), (1105, 562672), (1112, 559130), (1144, 543490), (1196, 519860), (1265, 491504), (1360, 457171), (1390, 447304), (1430, 434792), (1495, 415888), (1496, 415610), (1529, 406640), (1564, 397540), (1768, 351670), (1807, 344080), (1840, 337909), (1870, 332488), (1955, 318032), (2024, 307190), (2210, 281336), (2224, 279565), (2288, 271745), (2363, 263120), (2392, 259930), (2431, 255760), (2530, 245752), (2780, 223652), (2860, 217396), (2990, 207944), (2992, 207805), (3058, 203320), (3128, 198770), (3197, 194480), (3289, 189040), (3536, 175835), (3614, 172040), (3740, 166244), (3910, 159016), (4048, 153595), (4301, 144560), (4420, 140668), (4726, 131560), (4784, 129965), (4862, 127880), (5060, 122876), (5083, 122320), (5560, 111826), (5720, 108698), (5980, 103972), (6116, 101660), (6256, 99385), (6394, 97240), (6578, 94520), (7228, 86020), (7480, 83122), (7645, 81328), (7820, 79508), (8602, 72280), (8840, 70334), (9035, 68816), (9452, 65780), (9724, 63940), (10120, 61438), (10166, 61160), (11120, 55913), (11440, 54349), (11815, 52624), (11960, 51986), (12155, 51152), (12232, 50830), (12788, 48620), (13156, 47260), (14456, 43010), (14960, 41561), (15290, 40664), (15640, 39754), (15985, 38896), (16445, 37808), (17204, 36140), (17680, 35167), (18070, 34408), (18904, 32890), (19448, 31970), (19877, 31280), (20240, 30719), (20332, 30580), (21505, 28912), (23630, 26312), (23920, 25993), (24310, 25576), (24464, 25415)]