640770000

素因数分解:

$2^4\times 3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:128

約数の個数: 400

約数和(自身を含む): 2342850048

約数和(自身を除く): 1702080048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 31, 39, 40, 48, 50, 52, 53, 60, 62, 65, 75, 78, 80, 93, 100, 104, 106, 120, 124, 125, 130, 150, 155, 156, 159, 186, 195, 200, 208, 212, 240, 248, 250, 260, 265, 300, 310, 312, 318, 325, 372, 375, 390, 400, 403, 424, 465, 496, 500, 520, 530, 600, 620, 624, 625, 636, 650, 689, 744, 750, 775, 780, 795, 806, 848, 930, 975, 1000, 1040, 1060, 1200, 1209, 1240, 1250, 1272, 1300, 1325, 1378, 1488, 1500, 1550, 1560, 1590, 1612, 1625, 1643, 1860, 1875, 1950, 2000, 2015, 2067, 2120, 2325, 2418, 2480, 2500, 2544, 2600, 2650, 2756, 3000, 3100, 3120, 3180, 3224, 3250, 3286, 3445, 3720, 3750, 3875, 3900, 3975, 4030, 4134, 4240, 4650, 4836, 4875, 4929, 5000, 5200, 5300, 5512, 6000, 6045, 6200, 6360, 6448, 6500, 6572, 6625, 6890, 7440, 7500, 7750, 7800, 7950, 8060, 8125, 8215, 8268, 9300, 9672, 9750, 9858, 10000, 10075, 10335, 10600, 11024, 11625, 12090, 12400, 12720, 13000, 13144, 13250, 13780, 15000, 15500, 15600, 15900, 16120, 16250, 16430, 16536, 17225, 18600, 19344, 19375, 19500, 19716, 19875, 20150, 20670, 21200, 21359, 23250, 24180, 24375, 24645, 26000, 26288, 26500, 27560, 30000, 30225, 31000, 31800, 32240, 32500, 32860, 33072, 33125, 34450, 37200, 38750, 39000, 39432, 39750, 40300, 41075, 41340, 42718, 46500, 48360, 48750, 49290, 50375, 51675, 53000, 55120, 58125, 60450, 62000, 63600, 64077, 65000, 65720, 66250, 68900, 77500, 78000, 78864, 79500, 80600, 82150, 82680, 85436, 86125, 93000, 96720, 97500, 98580, 99375, 100750, 103350, 106000, 106795, 116250, 120900, 123225, 128154, 130000, 131440, 132500, 137800, 151125, 155000, 159000, 161200, 164300, 165360, 170872, 172250, 186000, 195000, 197160, 198750, 201500, 205375, 206700, 213590, 232500, 241800, 246450, 251875, 256308, 258375, 265000, 275600, 302250, 310000, 318000, 320385, 328600, 341744, 344500, 390000, 394320, 397500, 403000, 410750, 413400, 427180, 430625, 465000, 483600, 492900, 503750, 512616, 516750, 530000, 533975, 604500, 616125, 640770, 657200, 689000, 755625, 795000, 806000, 821500, 826800, 854360, 861250, 930000, 985800, 1007500, 1025232, 1026875, 1033500, 1067950, 1209000, 1232250, 1281540, 1291875, 1378000, 1511250, 1590000, 1601925, 1643000, 1708720, 1722500, 1971600, 2015000, 2053750, 2067000, 2135900, 2418000, 2464500, 2563080, 2583750, 2669875, 3022500, 3080625, 3203850, 3286000, 3445000, 4030000, 4107500, 4134000, 4271800, 4929000, 5126160, 5167500, 5339750, 6045000, 6161250, 6407700, 6890000, 8009625, 8215000, 8543600, 9858000, 10335000, 10679500, 12090000, 12322500, 12815400, 13349375, 16019250, 16430000, 20670000, 21359000, 24645000, 25630800, 26698750, 32038500, 40048125, 42718000, 49290000, 53397500, 64077000, 80096250, 106795000, 128154000, 160192500, 213590000, 320385000, 640770000]

約数ペア:

[(1, 640770000), (2, 320385000), (3, 213590000), (4, 160192500), (5, 128154000), (6, 106795000), (8, 80096250), (10, 64077000), (12, 53397500), (13, 49290000), (15, 42718000), (16, 40048125), (20, 32038500), (24, 26698750), (25, 25630800), (26, 24645000), (30, 21359000), (31, 20670000), (39, 16430000), (40, 16019250), (48, 13349375), (50, 12815400), (52, 12322500), (53, 12090000), (60, 10679500), (62, 10335000), (65, 9858000), (75, 8543600), (78, 8215000), (80, 8009625), (93, 6890000), (100, 6407700), (104, 6161250), (106, 6045000), (120, 5339750), (124, 5167500), (125, 5126160), (130, 4929000), (150, 4271800), (155, 4134000), (156, 4107500), (159, 4030000), (186, 3445000), (195, 3286000), (200, 3203850), (208, 3080625), (212, 3022500), (240, 2669875), (248, 2583750), (250, 2563080), (260, 2464500), (265, 2418000), (300, 2135900), (310, 2067000), (312, 2053750), (318, 2015000), (325, 1971600), (372, 1722500), (375, 1708720), (390, 1643000), (400, 1601925), (403, 1590000), (424, 1511250), (465, 1378000), (496, 1291875), (500, 1281540), (520, 1232250), (530, 1209000), (600, 1067950), (620, 1033500), (624, 1026875), (625, 1025232), (636, 1007500), (650, 985800), (689, 930000), (744, 861250), (750, 854360), (775, 826800), (780, 821500), (795, 806000), (806, 795000), (848, 755625), (930, 689000), (975, 657200), (1000, 640770), (1040, 616125), (1060, 604500), (1200, 533975), (1209, 530000), (1240, 516750), (1250, 512616), (1272, 503750), (1300, 492900), (1325, 483600), (1378, 465000), (1488, 430625), (1500, 427180), (1550, 413400), (1560, 410750), (1590, 403000), (1612, 397500), (1625, 394320), (1643, 390000), (1860, 344500), (1875, 341744), (1950, 328600), (2000, 320385), (2015, 318000), (2067, 310000), (2120, 302250), (2325, 275600), (2418, 265000), (2480, 258375), (2500, 256308), (2544, 251875), (2600, 246450), (2650, 241800), (2756, 232500), (3000, 213590), (3100, 206700), (3120, 205375), (3180, 201500), (3224, 198750), (3250, 197160), (3286, 195000), (3445, 186000), (3720, 172250), (3750, 170872), (3875, 165360), (3900, 164300), (3975, 161200), (4030, 159000), (4134, 155000), (4240, 151125), (4650, 137800), (4836, 132500), (4875, 131440), (4929, 130000), (5000, 128154), (5200, 123225), (5300, 120900), (5512, 116250), (6000, 106795), (6045, 106000), (6200, 103350), (6360, 100750), (6448, 99375), (6500, 98580), (6572, 97500), (6625, 96720), (6890, 93000), (7440, 86125), (7500, 85436), (7750, 82680), (7800, 82150), (7950, 80600), (8060, 79500), (8125, 78864), (8215, 78000), (8268, 77500), (9300, 68900), (9672, 66250), (9750, 65720), (9858, 65000), (10000, 64077), (10075, 63600), (10335, 62000), (10600, 60450), (11024, 58125), (11625, 55120), (12090, 53000), (12400, 51675), (12720, 50375), (13000, 49290), (13144, 48750), (13250, 48360), (13780, 46500), (15000, 42718), (15500, 41340), (15600, 41075), (15900, 40300), (16120, 39750), (16250, 39432), (16430, 39000), (16536, 38750), (17225, 37200), (18600, 34450), (19344, 33125), (19375, 33072), (19500, 32860), (19716, 32500), (19875, 32240), (20150, 31800), (20670, 31000), (21200, 30225), (21359, 30000), (23250, 27560), (24180, 26500), (24375, 26288), (24645, 26000)]