39991680

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:209

約数の個数: 192

約数和(自身を含む): 141775920

約数和(自身を除く): 101784240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 53, 60, 64, 72, 80, 90, 96, 106, 120, 128, 131, 144, 159, 160, 180, 192, 212, 240, 262, 265, 288, 318, 320, 360, 384, 393, 424, 477, 480, 524, 530, 576, 636, 640, 655, 720, 786, 795, 848, 954, 960, 1048, 1060, 1152, 1179, 1272, 1310, 1440, 1572, 1590, 1696, 1908, 1920, 1965, 2096, 2120, 2358, 2385, 2544, 2620, 2880, 3144, 3180, 3392, 3816, 3930, 4192, 4240, 4716, 4770, 5088, 5240, 5760, 5895, 6288, 6360, 6784, 6943, 7632, 7860, 8384, 8480, 9432, 9540, 10176, 10480, 11790, 12576, 12720, 13886, 15264, 15720, 16768, 16960, 18864, 19080, 20352, 20829, 20960, 23580, 25152, 25440, 27772, 30528, 31440, 33920, 34715, 37728, 38160, 41658, 41920, 47160, 50304, 50880, 55544, 61056, 62487, 62880, 69430, 75456, 76320, 83316, 83840, 94320, 101760, 104145, 111088, 124974, 125760, 138860, 150912, 152640, 166632, 188640, 208290, 222176, 249948, 251520, 277720, 305280, 312435, 333264, 377280, 416580, 444352, 499896, 555440, 624870, 666528, 754560, 833160, 888704, 999792, 1110880, 1249740, 1333056, 1666320, 1999584, 2221760, 2499480, 2666112, 3332640, 3999168, 4443520, 4998960, 6665280, 7998336, 9997920, 13330560, 19995840, 39991680]

約数ペア:

[(1, 39991680), (2, 19995840), (3, 13330560), (4, 9997920), (5, 7998336), (6, 6665280), (8, 4998960), (9, 4443520), (10, 3999168), (12, 3332640), (15, 2666112), (16, 2499480), (18, 2221760), (20, 1999584), (24, 1666320), (30, 1333056), (32, 1249740), (36, 1110880), (40, 999792), (45, 888704), (48, 833160), (53, 754560), (60, 666528), (64, 624870), (72, 555440), (80, 499896), (90, 444352), (96, 416580), (106, 377280), (120, 333264), (128, 312435), (131, 305280), (144, 277720), (159, 251520), (160, 249948), (180, 222176), (192, 208290), (212, 188640), (240, 166632), (262, 152640), (265, 150912), (288, 138860), (318, 125760), (320, 124974), (360, 111088), (384, 104145), (393, 101760), (424, 94320), (477, 83840), (480, 83316), (524, 76320), (530, 75456), (576, 69430), (636, 62880), (640, 62487), (655, 61056), (720, 55544), (786, 50880), (795, 50304), (848, 47160), (954, 41920), (960, 41658), (1048, 38160), (1060, 37728), (1152, 34715), (1179, 33920), (1272, 31440), (1310, 30528), (1440, 27772), (1572, 25440), (1590, 25152), (1696, 23580), (1908, 20960), (1920, 20829), (1965, 20352), (2096, 19080), (2120, 18864), (2358, 16960), (2385, 16768), (2544, 15720), (2620, 15264), (2880, 13886), (3144, 12720), (3180, 12576), (3392, 11790), (3816, 10480), (3930, 10176), (4192, 9540), (4240, 9432), (4716, 8480), (4770, 8384), (5088, 7860), (5240, 7632), (5760, 6943), (5895, 6784), (6288, 6360)]