2280450000

素因数分解:

$2^4\times 3^1\times 5^5\times {\mathrm{23}}^1\times {\mathrm{661}}^1$

素因数の和:720

約数の個数: 240

約数和(自身を含む): 7695257472

約数和(自身を除く): 5414807472

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 25, 30, 40, 46, 48, 50, 60, 69, 75, 80, 92, 100, 115, 120, 125, 138, 150, 184, 200, 230, 240, 250, 276, 300, 345, 368, 375, 400, 460, 500, 552, 575, 600, 625, 661, 690, 750, 920, 1000, 1104, 1150, 1200, 1250, 1322, 1380, 1500, 1725, 1840, 1875, 1983, 2000, 2300, 2500, 2644, 2760, 2875, 3000, 3125, 3305, 3450, 3750, 3966, 4600, 5000, 5288, 5520, 5750, 6000, 6250, 6610, 6900, 7500, 7932, 8625, 9200, 9375, 9915, 10000, 10576, 11500, 12500, 13220, 13800, 14375, 15000, 15203, 15864, 16525, 17250, 18750, 19830, 23000, 25000, 26440, 27600, 28750, 30000, 30406, 31728, 33050, 34500, 37500, 39660, 43125, 45609, 46000, 49575, 50000, 52880, 57500, 60812, 66100, 69000, 71875, 75000, 76015, 79320, 82625, 86250, 91218, 99150, 115000, 121624, 132200, 138000, 143750, 150000, 152030, 158640, 165250, 172500, 182436, 198300, 215625, 228045, 230000, 243248, 247875, 264400, 287500, 304060, 330500, 345000, 364872, 380075, 396600, 413125, 431250, 456090, 495750, 575000, 608120, 661000, 690000, 729744, 760150, 793200, 826250, 862500, 912180, 991500, 1140225, 1150000, 1216240, 1239375, 1322000, 1520300, 1652500, 1725000, 1824360, 1900375, 1983000, 2065625, 2280450, 2478750, 3040600, 3305000, 3450000, 3648720, 3800750, 3966000, 4131250, 4560900, 4957500, 5701125, 6081200, 6196875, 6610000, 7601500, 8262500, 9121800, 9501875, 9915000, 11402250, 12393750, 15203000, 16525000, 18243600, 19003750, 19830000, 22804500, 24787500, 28505625, 30406000, 33050000, 38007500, 45609000, 47509375, 49575000, 57011250, 76015000, 91218000, 95018750, 99150000, 114022500, 142528125, 152030000, 190037500, 228045000, 285056250, 380075000, 456090000, 570112500, 760150000, 1140225000, 2280450000]

約数ペア:

[(1, 2280450000), (2, 1140225000), (3, 760150000), (4, 570112500), (5, 456090000), (6, 380075000), (8, 285056250), (10, 228045000), (12, 190037500), (15, 152030000), (16, 142528125), (20, 114022500), (23, 99150000), (24, 95018750), (25, 91218000), (30, 76015000), (40, 57011250), (46, 49575000), (48, 47509375), (50, 45609000), (60, 38007500), (69, 33050000), (75, 30406000), (80, 28505625), (92, 24787500), (100, 22804500), (115, 19830000), (120, 19003750), (125, 18243600), (138, 16525000), (150, 15203000), (184, 12393750), (200, 11402250), (230, 9915000), (240, 9501875), (250, 9121800), (276, 8262500), (300, 7601500), (345, 6610000), (368, 6196875), (375, 6081200), (400, 5701125), (460, 4957500), (500, 4560900), (552, 4131250), (575, 3966000), (600, 3800750), (625, 3648720), (661, 3450000), (690, 3305000), (750, 3040600), (920, 2478750), (1000, 2280450), (1104, 2065625), (1150, 1983000), (1200, 1900375), (1250, 1824360), (1322, 1725000), (1380, 1652500), (1500, 1520300), (1725, 1322000), (1840, 1239375), (1875, 1216240), (1983, 1150000), (2000, 1140225), (2300, 991500), (2500, 912180), (2644, 862500), (2760, 826250), (2875, 793200), (3000, 760150), (3125, 729744), (3305, 690000), (3450, 661000), (3750, 608120), (3966, 575000), (4600, 495750), (5000, 456090), (5288, 431250), (5520, 413125), (5750, 396600), (6000, 380075), (6250, 364872), (6610, 345000), (6900, 330500), (7500, 304060), (7932, 287500), (8625, 264400), (9200, 247875), (9375, 243248), (9915, 230000), (10000, 228045), (10576, 215625), (11500, 198300), (12500, 182436), (13220, 172500), (13800, 165250), (14375, 158640), (15000, 152030), (15203, 150000), (15864, 143750), (16525, 138000), (17250, 132200), (18750, 121624), (19830, 115000), (23000, 99150), (25000, 91218), (26440, 86250), (27600, 82625), (28750, 79320), (30000, 76015), (30406, 75000), (31728, 71875), (33050, 69000), (34500, 66100), (37500, 60812), (39660, 57500), (43125, 52880), (45609, 50000), (46000, 49575)]