1557830880

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1693}}^1$

素因数の和:1791

約数の個数: 240

約数和(自身を含む): 5578572384

約数和(自身を除く): 4020741504

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 71, 72, 80, 81, 90, 96, 108, 120, 135, 142, 144, 160, 162, 180, 213, 216, 240, 270, 284, 288, 324, 355, 360, 405, 426, 432, 480, 540, 568, 639, 648, 710, 720, 810, 852, 864, 1065, 1080, 1136, 1278, 1296, 1420, 1440, 1620, 1693, 1704, 1917, 2130, 2160, 2272, 2556, 2592, 2840, 3195, 3240, 3386, 3408, 3834, 4260, 4320, 5079, 5112, 5680, 5751, 6390, 6480, 6772, 6816, 7668, 8465, 8520, 9585, 10158, 10224, 11360, 11502, 12780, 12960, 13544, 15237, 15336, 16930, 17040, 19170, 20316, 20448, 23004, 25395, 25560, 27088, 28755, 30474, 30672, 33860, 34080, 38340, 40632, 45711, 46008, 50790, 51120, 54176, 57510, 60948, 61344, 67720, 76185, 76680, 81264, 91422, 92016, 101580, 102240, 115020, 120203, 121896, 135440, 137133, 152370, 153360, 162528, 182844, 184032, 203160, 228555, 230040, 240406, 243792, 270880, 274266, 304740, 306720, 360609, 365688, 406320, 457110, 460080, 480812, 487584, 548532, 601015, 609480, 685665, 721218, 731376, 812640, 914220, 920160, 961624, 1081827, 1097064, 1202030, 1218960, 1371330, 1442436, 1462752, 1803045, 1828440, 1923248, 2163654, 2194128, 2404060, 2437920, 2742660, 2884872, 3245481, 3606090, 3656880, 3846496, 4327308, 4388256, 4808120, 5409135, 5485320, 5769744, 6490962, 7212180, 7313760, 8654616, 9616240, 9736443, 10818270, 10970640, 11539488, 12981924, 14424360, 16227405, 17309232, 19232480, 19472886, 21636540, 21941280, 25963848, 28848720, 32454810, 34618464, 38945772, 43273080, 48682215, 51927696, 57697440, 64909620, 77891544, 86546160, 97364430, 103855392, 129819240, 155783088, 173092320, 194728860, 259638480, 311566176, 389457720, 519276960, 778915440, 1557830880]

約数ペア:

[(1, 1557830880), (2, 778915440), (3, 519276960), (4, 389457720), (5, 311566176), (6, 259638480), (8, 194728860), (9, 173092320), (10, 155783088), (12, 129819240), (15, 103855392), (16, 97364430), (18, 86546160), (20, 77891544), (24, 64909620), (27, 57697440), (30, 51927696), (32, 48682215), (36, 43273080), (40, 38945772), (45, 34618464), (48, 32454810), (54, 28848720), (60, 25963848), (71, 21941280), (72, 21636540), (80, 19472886), (81, 19232480), (90, 17309232), (96, 16227405), (108, 14424360), (120, 12981924), (135, 11539488), (142, 10970640), (144, 10818270), (160, 9736443), (162, 9616240), (180, 8654616), (213, 7313760), (216, 7212180), (240, 6490962), (270, 5769744), (284, 5485320), (288, 5409135), (324, 4808120), (355, 4388256), (360, 4327308), (405, 3846496), (426, 3656880), (432, 3606090), (480, 3245481), (540, 2884872), (568, 2742660), (639, 2437920), (648, 2404060), (710, 2194128), (720, 2163654), (810, 1923248), (852, 1828440), (864, 1803045), (1065, 1462752), (1080, 1442436), (1136, 1371330), (1278, 1218960), (1296, 1202030), (1420, 1097064), (1440, 1081827), (1620, 961624), (1693, 920160), (1704, 914220), (1917, 812640), (2130, 731376), (2160, 721218), (2272, 685665), (2556, 609480), (2592, 601015), (2840, 548532), (3195, 487584), (3240, 480812), (3386, 460080), (3408, 457110), (3834, 406320), (4260, 365688), (4320, 360609), (5079, 306720), (5112, 304740), (5680, 274266), (5751, 270880), (6390, 243792), (6480, 240406), (6772, 230040), (6816, 228555), (7668, 203160), (8465, 184032), (8520, 182844), (9585, 162528), (10158, 153360), (10224, 152370), (11360, 137133), (11502, 135440), (12780, 121896), (12960, 120203), (13544, 115020), (15237, 102240), (15336, 101580), (16930, 92016), (17040, 91422), (19170, 81264), (20316, 76680), (20448, 76185), (23004, 67720), (25395, 61344), (25560, 60948), (27088, 57510), (28755, 54176), (30474, 51120), (30672, 50790), (33860, 46008), (34080, 45711), (38340, 40632)]