2011428800

素因数分解:

$2^6\times 5^2\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{379}}^1$

素因数の和:539

約数の個数: 168

約数和(自身を含む): 5170383360

約数和(自身を除く): 3158954560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 107, 124, 155, 160, 200, 214, 248, 310, 320, 379, 400, 428, 496, 535, 620, 758, 775, 800, 856, 992, 1070, 1240, 1516, 1550, 1600, 1712, 1895, 1984, 2140, 2480, 2675, 3032, 3100, 3317, 3424, 3790, 4280, 4960, 5350, 6064, 6200, 6634, 6848, 7580, 8560, 9475, 9920, 10700, 11749, 12128, 12400, 13268, 15160, 16585, 17120, 18950, 21400, 23498, 24256, 24800, 26536, 30320, 33170, 34240, 37900, 40553, 42800, 46996, 49600, 53072, 58745, 60640, 66340, 75800, 81106, 82925, 85600, 93992, 106144, 117490, 121280, 132680, 151600, 162212, 165850, 171200, 187984, 202765, 212288, 234980, 265360, 293725, 303200, 324424, 331700, 375968, 405530, 469960, 530720, 587450, 606400, 648848, 663400, 751936, 811060, 939920, 1013825, 1061440, 1174900, 1257143, 1297696, 1326800, 1622120, 1879840, 2027650, 2349800, 2514286, 2595392, 2653600, 3244240, 3759680, 4055300, 4699600, 5028572, 5307200, 6285715, 6488480, 8110600, 9399200, 10057144, 12571430, 12976960, 16221200, 18798400, 20114288, 25142860, 31428575, 32442400, 40228576, 50285720, 62857150, 64884800, 80457152, 100571440, 125714300, 201142880, 251428600, 402285760, 502857200, 1005714400, 2011428800]

約数ペア:

[(1, 2011428800), (2, 1005714400), (4, 502857200), (5, 402285760), (8, 251428600), (10, 201142880), (16, 125714300), (20, 100571440), (25, 80457152), (31, 64884800), (32, 62857150), (40, 50285720), (50, 40228576), (62, 32442400), (64, 31428575), (80, 25142860), (100, 20114288), (107, 18798400), (124, 16221200), (155, 12976960), (160, 12571430), (200, 10057144), (214, 9399200), (248, 8110600), (310, 6488480), (320, 6285715), (379, 5307200), (400, 5028572), (428, 4699600), (496, 4055300), (535, 3759680), (620, 3244240), (758, 2653600), (775, 2595392), (800, 2514286), (856, 2349800), (992, 2027650), (1070, 1879840), (1240, 1622120), (1516, 1326800), (1550, 1297696), (1600, 1257143), (1712, 1174900), (1895, 1061440), (1984, 1013825), (2140, 939920), (2480, 811060), (2675, 751936), (3032, 663400), (3100, 648848), (3317, 606400), (3424, 587450), (3790, 530720), (4280, 469960), (4960, 405530), (5350, 375968), (6064, 331700), (6200, 324424), (6634, 303200), (6848, 293725), (7580, 265360), (8560, 234980), (9475, 212288), (9920, 202765), (10700, 187984), (11749, 171200), (12128, 165850), (12400, 162212), (13268, 151600), (15160, 132680), (16585, 121280), (17120, 117490), (18950, 106144), (21400, 93992), (23498, 85600), (24256, 82925), (24800, 81106), (26536, 75800), (30320, 66340), (33170, 60640), (34240, 58745), (37900, 53072), (40553, 49600), (42800, 46996)]