15755940

素因数分解:

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

素因数の和:322

約数の個数: 144

約数和(自身を含む): 53464320

約数和(自身を除く): 37708380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 30, 34, 36, 38, 45, 51, 57, 60, 68, 76, 85, 90, 95, 102, 114, 153, 170, 171, 180, 190, 204, 228, 255, 271, 285, 306, 323, 340, 342, 380, 510, 542, 570, 612, 646, 684, 765, 813, 855, 969, 1020, 1084, 1140, 1292, 1355, 1530, 1615, 1626, 1710, 1938, 2439, 2710, 2907, 3060, 3230, 3252, 3420, 3876, 4065, 4607, 4845, 4878, 5149, 5420, 5814, 6460, 8130, 9214, 9690, 9756, 10298, 11628, 12195, 13821, 14535, 15447, 16260, 18428, 19380, 20596, 23035, 24390, 25745, 27642, 29070, 30894, 41463, 46070, 46341, 48780, 51490, 55284, 58140, 61788, 69105, 77235, 82926, 87533, 92140, 92682, 102980, 138210, 154470, 165852, 175066, 185364, 207315, 231705, 262599, 276420, 308940, 350132, 414630, 437665, 463410, 525198, 787797, 829260, 875330, 926820, 1050396, 1312995, 1575594, 1750660, 2625990, 3151188, 3938985, 5251980, 7877970, 15755940]

約数ペア:

[(1, 15755940), (2, 7877970), (3, 5251980), (4, 3938985), (5, 3151188), (6, 2625990), (9, 1750660), (10, 1575594), (12, 1312995), (15, 1050396), (17, 926820), (18, 875330), (19, 829260), (20, 787797), (30, 525198), (34, 463410), (36, 437665), (38, 414630), (45, 350132), (51, 308940), (57, 276420), (60, 262599), (68, 231705), (76, 207315), (85, 185364), (90, 175066), (95, 165852), (102, 154470), (114, 138210), (153, 102980), (170, 92682), (171, 92140), (180, 87533), (190, 82926), (204, 77235), (228, 69105), (255, 61788), (271, 58140), (285, 55284), (306, 51490), (323, 48780), (340, 46341), (342, 46070), (380, 41463), (510, 30894), (542, 29070), (570, 27642), (612, 25745), (646, 24390), (684, 23035), (765, 20596), (813, 19380), (855, 18428), (969, 16260), (1020, 15447), (1084, 14535), (1140, 13821), (1292, 12195), (1355, 11628), (1530, 10298), (1615, 9756), (1626, 9690), (1710, 9214), (1938, 8130), (2439, 6460), (2710, 5814), (2907, 5420), (3060, 5149), (3230, 4878), (3252, 4845), (3420, 4607), (3876, 4065)]