20340720

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:141

約数の個数: 200

約数和(自身を含む): 73279536

約数和(自身を除く): 52938816

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 43, 45, 48, 54, 60, 72, 73, 80, 81, 86, 90, 108, 120, 129, 135, 144, 146, 162, 172, 180, 215, 216, 219, 240, 258, 270, 292, 324, 344, 360, 365, 387, 405, 430, 432, 438, 516, 540, 584, 645, 648, 657, 688, 720, 730, 774, 810, 860, 876, 1032, 1080, 1095, 1161, 1168, 1290, 1296, 1314, 1460, 1548, 1620, 1720, 1752, 1935, 1971, 2064, 2160, 2190, 2322, 2580, 2628, 2920, 3096, 3139, 3240, 3285, 3440, 3483, 3504, 3870, 3942, 4380, 4644, 5160, 5256, 5805, 5840, 5913, 6192, 6278, 6480, 6570, 6966, 7740, 7884, 8760, 9288, 9417, 9855, 10320, 10512, 11610, 11826, 12556, 13140, 13932, 15480, 15695, 15768, 17415, 17520, 18576, 18834, 19710, 23220, 23652, 25112, 26280, 27864, 28251, 29565, 30960, 31390, 31536, 34830, 37668, 39420, 46440, 47085, 47304, 50224, 52560, 55728, 56502, 59130, 62780, 69660, 75336, 78840, 84753, 92880, 94170, 94608, 113004, 118260, 125560, 139320, 141255, 150672, 157680, 169506, 188340, 226008, 236520, 251120, 254259, 278640, 282510, 339012, 376680, 423765, 452016, 473040, 508518, 565020, 678024, 753360, 847530, 1017036, 1130040, 1271295, 1356048, 1695060, 2034072, 2260080, 2542590, 3390120, 4068144, 5085180, 6780240, 10170360, 20340720]

約数ペア:

[(1, 20340720), (2, 10170360), (3, 6780240), (4, 5085180), (5, 4068144), (6, 3390120), (8, 2542590), (9, 2260080), (10, 2034072), (12, 1695060), (15, 1356048), (16, 1271295), (18, 1130040), (20, 1017036), (24, 847530), (27, 753360), (30, 678024), (36, 565020), (40, 508518), (43, 473040), (45, 452016), (48, 423765), (54, 376680), (60, 339012), (72, 282510), (73, 278640), (80, 254259), (81, 251120), (86, 236520), (90, 226008), (108, 188340), (120, 169506), (129, 157680), (135, 150672), (144, 141255), (146, 139320), (162, 125560), (172, 118260), (180, 113004), (215, 94608), (216, 94170), (219, 92880), (240, 84753), (258, 78840), (270, 75336), (292, 69660), (324, 62780), (344, 59130), (360, 56502), (365, 55728), (387, 52560), (405, 50224), (430, 47304), (432, 47085), (438, 46440), (516, 39420), (540, 37668), (584, 34830), (645, 31536), (648, 31390), (657, 30960), (688, 29565), (720, 28251), (730, 27864), (774, 26280), (810, 25112), (860, 23652), (876, 23220), (1032, 19710), (1080, 18834), (1095, 18576), (1161, 17520), (1168, 17415), (1290, 15768), (1296, 15695), (1314, 15480), (1460, 13932), (1548, 13140), (1620, 12556), (1720, 11826), (1752, 11610), (1935, 10512), (1971, 10320), (2064, 9855), (2160, 9417), (2190, 9288), (2322, 8760), (2580, 7884), (2628, 7740), (2920, 6966), (3096, 6570), (3139, 6480), (3240, 6278), (3285, 6192), (3440, 5913), (3483, 5840), (3504, 5805), (3870, 5256), (3942, 5160), (4380, 4644)]