285200640

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1303}}^1$

素因数の和:1349

約数の個数: 216

約数和(自身を含む): 1039496640

約数和(自身を除く): 754296000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 64, 72, 76, 80, 90, 95, 96, 114, 120, 128, 144, 152, 160, 171, 180, 190, 192, 228, 240, 256, 285, 288, 304, 320, 342, 360, 380, 384, 456, 480, 570, 576, 608, 640, 684, 720, 760, 768, 855, 912, 960, 1140, 1152, 1216, 1280, 1303, 1368, 1440, 1520, 1710, 1824, 1920, 2280, 2304, 2432, 2606, 2736, 2880, 3040, 3420, 3648, 3840, 3909, 4560, 4864, 5212, 5472, 5760, 6080, 6515, 6840, 7296, 7818, 9120, 10424, 10944, 11520, 11727, 12160, 13030, 13680, 14592, 15636, 18240, 19545, 20848, 21888, 23454, 24320, 24757, 26060, 27360, 31272, 36480, 39090, 41696, 43776, 46908, 49514, 52120, 54720, 58635, 62544, 72960, 74271, 78180, 83392, 93816, 99028, 104240, 109440, 117270, 123785, 125088, 148542, 156360, 166784, 187632, 198056, 208480, 218880, 222813, 234540, 247570, 250176, 297084, 312720, 333568, 371355, 375264, 396112, 416960, 445626, 469080, 495140, 500352, 594168, 625440, 742710, 750528, 792224, 833920, 891252, 938160, 990280, 1000704, 1114065, 1188336, 1250880, 1485420, 1501056, 1584448, 1667840, 1782504, 1876320, 1980560, 2228130, 2376672, 2501760, 2970840, 3002112, 3168896, 3565008, 3752640, 3961120, 4456260, 4753344, 5003520, 5941680, 6337792, 7130016, 7505280, 7922240, 8912520, 9506688, 11883360, 14260032, 15010560, 15844480, 17825040, 19013376, 23766720, 28520064, 31688960, 35650080, 47533440, 57040128, 71300160, 95066880, 142600320, 285200640]

約数ペア:

[(1, 285200640), (2, 142600320), (3, 95066880), (4, 71300160), (5, 57040128), (6, 47533440), (8, 35650080), (9, 31688960), (10, 28520064), (12, 23766720), (15, 19013376), (16, 17825040), (18, 15844480), (19, 15010560), (20, 14260032), (24, 11883360), (30, 9506688), (32, 8912520), (36, 7922240), (38, 7505280), (40, 7130016), (45, 6337792), (48, 5941680), (57, 5003520), (60, 4753344), (64, 4456260), (72, 3961120), (76, 3752640), (80, 3565008), (90, 3168896), (95, 3002112), (96, 2970840), (114, 2501760), (120, 2376672), (128, 2228130), (144, 1980560), (152, 1876320), (160, 1782504), (171, 1667840), (180, 1584448), (190, 1501056), (192, 1485420), (228, 1250880), (240, 1188336), (256, 1114065), (285, 1000704), (288, 990280), (304, 938160), (320, 891252), (342, 833920), (360, 792224), (380, 750528), (384, 742710), (456, 625440), (480, 594168), (570, 500352), (576, 495140), (608, 469080), (640, 445626), (684, 416960), (720, 396112), (760, 375264), (768, 371355), (855, 333568), (912, 312720), (960, 297084), (1140, 250176), (1152, 247570), (1216, 234540), (1280, 222813), (1303, 218880), (1368, 208480), (1440, 198056), (1520, 187632), (1710, 166784), (1824, 156360), (1920, 148542), (2280, 125088), (2304, 123785), (2432, 117270), (2606, 109440), (2736, 104240), (2880, 99028), (3040, 93816), (3420, 83392), (3648, 78180), (3840, 74271), (3909, 72960), (4560, 62544), (4864, 58635), (5212, 54720), (5472, 52120), (5760, 49514), (6080, 46908), (6515, 43776), (6840, 41696), (7296, 39090), (7818, 36480), (9120, 31272), (10424, 27360), (10944, 26060), (11520, 24757), (11727, 24320), (12160, 23454), (13030, 21888), (13680, 20848), (14592, 19545), (15636, 18240)]