21272100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:174

約数の個数: 144

約数和(自身を含む): 67370688

約数和(自身を除く): 46098588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 34, 43, 50, 51, 60, 68, 75, 85, 86, 97, 100, 102, 129, 150, 170, 172, 194, 204, 215, 255, 258, 291, 300, 340, 388, 425, 430, 485, 510, 516, 582, 645, 731, 850, 860, 970, 1020, 1075, 1164, 1275, 1290, 1455, 1462, 1649, 1700, 1940, 2150, 2193, 2425, 2550, 2580, 2910, 2924, 3225, 3298, 3655, 4171, 4300, 4386, 4850, 4947, 5100, 5820, 6450, 6596, 7275, 7310, 8245, 8342, 8772, 9700, 9894, 10965, 12513, 12900, 14550, 14620, 16490, 16684, 18275, 19788, 20855, 21930, 24735, 25026, 29100, 32980, 36550, 41225, 41710, 43860, 49470, 50052, 54825, 62565, 70907, 73100, 82450, 83420, 98940, 104275, 109650, 123675, 125130, 141814, 164900, 208550, 212721, 219300, 247350, 250260, 283628, 312825, 354535, 417100, 425442, 494700, 625650, 709070, 850884, 1063605, 1251300, 1418140, 1772675, 2127210, 3545350, 4254420, 5318025, 7090700, 10636050, 21272100]

約数ペア:

[(1, 21272100), (2, 10636050), (3, 7090700), (4, 5318025), (5, 4254420), (6, 3545350), (10, 2127210), (12, 1772675), (15, 1418140), (17, 1251300), (20, 1063605), (25, 850884), (30, 709070), (34, 625650), (43, 494700), (50, 425442), (51, 417100), (60, 354535), (68, 312825), (75, 283628), (85, 250260), (86, 247350), (97, 219300), (100, 212721), (102, 208550), (129, 164900), (150, 141814), (170, 125130), (172, 123675), (194, 109650), (204, 104275), (215, 98940), (255, 83420), (258, 82450), (291, 73100), (300, 70907), (340, 62565), (388, 54825), (425, 50052), (430, 49470), (485, 43860), (510, 41710), (516, 41225), (582, 36550), (645, 32980), (731, 29100), (850, 25026), (860, 24735), (970, 21930), (1020, 20855), (1075, 19788), (1164, 18275), (1275, 16684), (1290, 16490), (1455, 14620), (1462, 14550), (1649, 12900), (1700, 12513), (1940, 10965), (2150, 9894), (2193, 9700), (2425, 8772), (2550, 8342), (2580, 8245), (2910, 7310), (2924, 7275), (3225, 6596), (3298, 6450), (3655, 5820), (4171, 5100), (4300, 4947), (4386, 4850)]