1819321000

素因数分解:

$2^3\times 5^3\times 7^2\times {\mathrm{107}}^1\times {\mathrm{347}}^1$

素因数の和:489

約数の個数: 192

約数和(自身を含む): 5012953920

約数和(自身を除く): 3193632920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 107, 125, 140, 175, 196, 200, 214, 245, 250, 280, 347, 350, 392, 428, 490, 500, 535, 694, 700, 749, 856, 875, 980, 1000, 1070, 1225, 1388, 1400, 1498, 1735, 1750, 1960, 2140, 2429, 2450, 2675, 2776, 2996, 3470, 3500, 3745, 4280, 4858, 4900, 5243, 5350, 5992, 6125, 6940, 7000, 7490, 8675, 9716, 9800, 10486, 10700, 12145, 12250, 13375, 13880, 14980, 17003, 17350, 18725, 19432, 20972, 21400, 24290, 24500, 26215, 26750, 29960, 34006, 34700, 37129, 37450, 41944, 43375, 48580, 49000, 52430, 53500, 60725, 68012, 69400, 74258, 74900, 85015, 86750, 93625, 97160, 104860, 107000, 121450, 131075, 136024, 148516, 149800, 170030, 173500, 185645, 187250, 209720, 242900, 259903, 262150, 297032, 303625, 340060, 347000, 371290, 374500, 425075, 485800, 519806, 524300, 607250, 655375, 680120, 742580, 749000, 850150, 928225, 1039612, 1048600, 1214500, 1299515, 1310750, 1485160, 1700300, 1819321, 1856450, 2079224, 2125375, 2429000, 2599030, 2621500, 3400600, 3638642, 3712900, 4250750, 4641125, 5198060, 5243000, 6497575, 7277284, 7425800, 8501500, 9096605, 9282250, 10396120, 12995150, 14554568, 17003000, 18193210, 18564500, 25990300, 32487875, 36386420, 37129000, 45483025, 51980600, 64975750, 72772840, 90966050, 129951500, 181932100, 227415125, 259903000, 363864200, 454830250, 909660500, 1819321000]

約数ペア:

[(1, 1819321000), (2, 909660500), (4, 454830250), (5, 363864200), (7, 259903000), (8, 227415125), (10, 181932100), (14, 129951500), (20, 90966050), (25, 72772840), (28, 64975750), (35, 51980600), (40, 45483025), (49, 37129000), (50, 36386420), (56, 32487875), (70, 25990300), (98, 18564500), (100, 18193210), (107, 17003000), (125, 14554568), (140, 12995150), (175, 10396120), (196, 9282250), (200, 9096605), (214, 8501500), (245, 7425800), (250, 7277284), (280, 6497575), (347, 5243000), (350, 5198060), (392, 4641125), (428, 4250750), (490, 3712900), (500, 3638642), (535, 3400600), (694, 2621500), (700, 2599030), (749, 2429000), (856, 2125375), (875, 2079224), (980, 1856450), (1000, 1819321), (1070, 1700300), (1225, 1485160), (1388, 1310750), (1400, 1299515), (1498, 1214500), (1735, 1048600), (1750, 1039612), (1960, 928225), (2140, 850150), (2429, 749000), (2450, 742580), (2675, 680120), (2776, 655375), (2996, 607250), (3470, 524300), (3500, 519806), (3745, 485800), (4280, 425075), (4858, 374500), (4900, 371290), (5243, 347000), (5350, 340060), (5992, 303625), (6125, 297032), (6940, 262150), (7000, 259903), (7490, 242900), (8675, 209720), (9716, 187250), (9800, 185645), (10486, 173500), (10700, 170030), (12145, 149800), (12250, 148516), (13375, 136024), (13880, 131075), (14980, 121450), (17003, 107000), (17350, 104860), (18725, 97160), (19432, 93625), (20972, 86750), (21400, 85015), (24290, 74900), (24500, 74258), (26215, 69400), (26750, 68012), (29960, 60725), (34006, 53500), (34700, 52430), (37129, 49000), (37450, 48580), (41944, 43375)]