78779700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1$

素因数の和:327

約数の個数: 216

約数和(自身を含む): 276232320

約数和(自身を除く): 197452620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 25, 30, 34, 36, 38, 45, 50, 51, 57, 60, 68, 75, 76, 85, 90, 95, 100, 102, 114, 150, 153, 170, 171, 180, 190, 204, 225, 228, 255, 271, 285, 300, 306, 323, 340, 342, 380, 425, 450, 475, 510, 542, 570, 612, 646, 684, 765, 813, 850, 855, 900, 950, 969, 1020, 1084, 1140, 1275, 1292, 1355, 1425, 1530, 1615, 1626, 1700, 1710, 1900, 1938, 2439, 2550, 2710, 2850, 2907, 3060, 3230, 3252, 3420, 3825, 3876, 4065, 4275, 4607, 4845, 4878, 5100, 5149, 5420, 5700, 5814, 6460, 6775, 7650, 8075, 8130, 8550, 9214, 9690, 9756, 10298, 11628, 12195, 13550, 13821, 14535, 15300, 15447, 16150, 16260, 17100, 18428, 19380, 20325, 20596, 23035, 24225, 24390, 25745, 27100, 27642, 29070, 30894, 32300, 40650, 41463, 46070, 46341, 48450, 48780, 51490, 55284, 58140, 60975, 61788, 69105, 72675, 77235, 81300, 82926, 87533, 92140, 92682, 96900, 102980, 115175, 121950, 128725, 138210, 145350, 154470, 165852, 175066, 185364, 207315, 230350, 231705, 243900, 257450, 262599, 276420, 290700, 308940, 345525, 350132, 386175, 414630, 437665, 460700, 463410, 514900, 525198, 691050, 772350, 787797, 829260, 875330, 926820, 1036575, 1050396, 1158525, 1312995, 1382100, 1544700, 1575594, 1750660, 2073150, 2188325, 2317050, 2625990, 3151188, 3938985, 4146300, 4376650, 4634100, 5251980, 6564975, 7877970, 8753300, 13129950, 15755940, 19694925, 26259900, 39389850, 78779700]

約数ペア:

[(1, 78779700), (2, 39389850), (3, 26259900), (4, 19694925), (5, 15755940), (6, 13129950), (9, 8753300), (10, 7877970), (12, 6564975), (15, 5251980), (17, 4634100), (18, 4376650), (19, 4146300), (20, 3938985), (25, 3151188), (30, 2625990), (34, 2317050), (36, 2188325), (38, 2073150), (45, 1750660), (50, 1575594), (51, 1544700), (57, 1382100), (60, 1312995), (68, 1158525), (75, 1050396), (76, 1036575), (85, 926820), (90, 875330), (95, 829260), (100, 787797), (102, 772350), (114, 691050), (150, 525198), (153, 514900), (170, 463410), (171, 460700), (180, 437665), (190, 414630), (204, 386175), (225, 350132), (228, 345525), (255, 308940), (271, 290700), (285, 276420), (300, 262599), (306, 257450), (323, 243900), (340, 231705), (342, 230350), (380, 207315), (425, 185364), (450, 175066), (475, 165852), (510, 154470), (542, 145350), (570, 138210), (612, 128725), (646, 121950), (684, 115175), (765, 102980), (813, 96900), (850, 92682), (855, 92140), (900, 87533), (950, 82926), (969, 81300), (1020, 77235), (1084, 72675), (1140, 69105), (1275, 61788), (1292, 60975), (1355, 58140), (1425, 55284), (1530, 51490), (1615, 48780), (1626, 48450), (1700, 46341), (1710, 46070), (1900, 41463), (1938, 40650), (2439, 32300), (2550, 30894), (2710, 29070), (2850, 27642), (2907, 27100), (3060, 25745), (3230, 24390), (3252, 24225), (3420, 23035), (3825, 20596), (3876, 20325), (4065, 19380), (4275, 18428), (4607, 17100), (4845, 16260), (4878, 16150), (5100, 15447), (5149, 15300), (5420, 14535), (5700, 13821), (5814, 13550), (6460, 12195), (6775, 11628), (7650, 10298), (8075, 9756), (8130, 9690), (8550, 9214)]