621990000

素因数分解:

$2^4\times 3^2\times 5^4\times {\mathrm{6911}}^1$

素因数の和:6945

約数の個数: 150

約数和(自身を含む): 2175503616

約数和(自身を除く): 1553513616

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 100, 120, 125, 144, 150, 180, 200, 225, 240, 250, 300, 360, 375, 400, 450, 500, 600, 625, 720, 750, 900, 1000, 1125, 1200, 1250, 1500, 1800, 1875, 2000, 2250, 2500, 3000, 3600, 3750, 4500, 5000, 5625, 6000, 6911, 7500, 9000, 10000, 11250, 13822, 15000, 18000, 20733, 22500, 27644, 30000, 34555, 41466, 45000, 55288, 62199, 69110, 82932, 90000, 103665, 110576, 124398, 138220, 165864, 172775, 207330, 248796, 276440, 310995, 331728, 345550, 414660, 497592, 518325, 552880, 621990, 691100, 829320, 863875, 995184, 1036650, 1243980, 1382200, 1554975, 1658640, 1727750, 2073300, 2487960, 2591625, 2764400, 3109950, 3455500, 4146600, 4319375, 4975920, 5183250, 6219900, 6911000, 7774875, 8293200, 8638750, 10366500, 12439800, 12958125, 13822000, 15549750, 17277500, 20733000, 24879600, 25916250, 31099500, 34555000, 38874375, 41466000, 51832500, 62199000, 69110000, 77748750, 103665000, 124398000, 155497500, 207330000, 310995000, 621990000]

約数ペア:

[(1, 621990000), (2, 310995000), (3, 207330000), (4, 155497500), (5, 124398000), (6, 103665000), (8, 77748750), (9, 69110000), (10, 62199000), (12, 51832500), (15, 41466000), (16, 38874375), (18, 34555000), (20, 31099500), (24, 25916250), (25, 24879600), (30, 20733000), (36, 17277500), (40, 15549750), (45, 13822000), (48, 12958125), (50, 12439800), (60, 10366500), (72, 8638750), (75, 8293200), (80, 7774875), (90, 6911000), (100, 6219900), (120, 5183250), (125, 4975920), (144, 4319375), (150, 4146600), (180, 3455500), (200, 3109950), (225, 2764400), (240, 2591625), (250, 2487960), (300, 2073300), (360, 1727750), (375, 1658640), (400, 1554975), (450, 1382200), (500, 1243980), (600, 1036650), (625, 995184), (720, 863875), (750, 829320), (900, 691100), (1000, 621990), (1125, 552880), (1200, 518325), (1250, 497592), (1500, 414660), (1800, 345550), (1875, 331728), (2000, 310995), (2250, 276440), (2500, 248796), (3000, 207330), (3600, 172775), (3750, 165864), (4500, 138220), (5000, 124398), (5625, 110576), (6000, 103665), (6911, 90000), (7500, 82932), (9000, 69110), (10000, 62199), (11250, 55288), (13822, 45000), (15000, 41466), (18000, 34555), (20733, 30000), (22500, 27644)]