2807042560

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{163}}^1$

素因数の和:255

約数の個数: 240

約数和(自身を含む): 7996684608

約数和(自身を除く): 5189642048

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 163, 217, 224, 248, 256, 280, 310, 320, 326, 434, 448, 496, 512, 560, 620, 640, 652, 815, 868, 896, 961, 992, 1085, 1120, 1141, 1240, 1280, 1304, 1630, 1736, 1792, 1922, 1984, 2170, 2240, 2282, 2480, 2560, 2608, 3260, 3472, 3584, 3844, 3968, 4340, 4480, 4564, 4805, 4960, 5053, 5216, 5705, 6520, 6727, 6944, 7688, 7936, 8680, 8960, 9128, 9610, 9920, 10106, 10432, 11410, 13040, 13454, 13888, 15376, 15872, 17360, 17920, 18256, 19220, 19840, 20212, 20864, 22820, 25265, 26080, 26908, 27776, 30752, 33635, 34720, 35371, 36512, 38440, 39680, 40424, 41728, 45640, 50530, 52160, 53816, 55552, 61504, 67270, 69440, 70742, 73024, 76880, 79360, 80848, 83456, 91280, 101060, 104320, 107632, 111104, 123008, 134540, 138880, 141484, 146048, 153760, 156643, 161696, 176855, 182560, 202120, 208640, 215264, 246016, 269080, 277760, 282968, 292096, 307520, 313286, 323392, 353710, 365120, 404240, 417280, 430528, 492032, 538160, 555520, 565936, 584192, 615040, 626572, 646784, 707420, 730240, 783215, 808480, 861056, 1076320, 1096501, 1131872, 1230080, 1253144, 1293568, 1414840, 1460480, 1566430, 1616960, 1722112, 2152640, 2193002, 2263744, 2460160, 2506288, 2587136, 2829680, 2920960, 3132860, 3233920, 3444224, 4305280, 4386004, 4527488, 5012576, 5482505, 5659360, 6265720, 6467840, 8610560, 8772008, 9054976, 10025152, 10965010, 11318720, 12531440, 12935680, 17221120, 17544016, 18109952, 20050304, 21930020, 22637440, 25062880, 35088032, 40100608, 43860040, 45274880, 50125760, 70176064, 80201216, 87720080, 90549760, 100251520, 140352128, 175440160, 200503040, 280704256, 350880320, 401006080, 561408512, 701760640, 1403521280, 2807042560]

約数ペア:

[(1, 2807042560), (2, 1403521280), (4, 701760640), (5, 561408512), (7, 401006080), (8, 350880320), (10, 280704256), (14, 200503040), (16, 175440160), (20, 140352128), (28, 100251520), (31, 90549760), (32, 87720080), (35, 80201216), (40, 70176064), (56, 50125760), (62, 45274880), (64, 43860040), (70, 40100608), (80, 35088032), (112, 25062880), (124, 22637440), (128, 21930020), (140, 20050304), (155, 18109952), (160, 17544016), (163, 17221120), (217, 12935680), (224, 12531440), (248, 11318720), (256, 10965010), (280, 10025152), (310, 9054976), (320, 8772008), (326, 8610560), (434, 6467840), (448, 6265720), (496, 5659360), (512, 5482505), (560, 5012576), (620, 4527488), (640, 4386004), (652, 4305280), (815, 3444224), (868, 3233920), (896, 3132860), (961, 2920960), (992, 2829680), (1085, 2587136), (1120, 2506288), (1141, 2460160), (1240, 2263744), (1280, 2193002), (1304, 2152640), (1630, 1722112), (1736, 1616960), (1792, 1566430), (1922, 1460480), (1984, 1414840), (2170, 1293568), (2240, 1253144), (2282, 1230080), (2480, 1131872), (2560, 1096501), (2608, 1076320), (3260, 861056), (3472, 808480), (3584, 783215), (3844, 730240), (3968, 707420), (4340, 646784), (4480, 626572), (4564, 615040), (4805, 584192), (4960, 565936), (5053, 555520), (5216, 538160), (5705, 492032), (6520, 430528), (6727, 417280), (6944, 404240), (7688, 365120), (7936, 353710), (8680, 323392), (8960, 313286), (9128, 307520), (9610, 292096), (9920, 282968), (10106, 277760), (10432, 269080), (11410, 246016), (13040, 215264), (13454, 208640), (13888, 202120), (15376, 182560), (15872, 176855), (17360, 161696), (17920, 156643), (18256, 153760), (19220, 146048), (19840, 141484), (20212, 138880), (20864, 134540), (22820, 123008), (25265, 111104), (26080, 107632), (26908, 104320), (27776, 101060), (30752, 91280), (33635, 83456), (34720, 80848), (35371, 79360), (36512, 76880), (38440, 73024), (39680, 70742), (40424, 69440), (41728, 67270), (45640, 61504), (50530, 55552), (52160, 53816)]