71675280

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{1229}}^1$

素因数の和:1260

約数の個数: 140

約数和(自身を含む): 250056540

約数和(自身を除く): 178381260

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 729, 810, 972, 1080, 1215, 1229, 1296, 1458, 1620, 1944, 2160, 2430, 2458, 2916, 3240, 3645, 3687, 3888, 4860, 4916, 5832, 6145, 6480, 7290, 7374, 9720, 9832, 11061, 11664, 12290, 14580, 14748, 18435, 19440, 19664, 22122, 24580, 29160, 29496, 33183, 36870, 44244, 49160, 55305, 58320, 58992, 66366, 73740, 88488, 98320, 99549, 110610, 132732, 147480, 165915, 176976, 199098, 221220, 265464, 294960, 298647, 331830, 398196, 442440, 497745, 530928, 597294, 663660, 796392, 884880, 895941, 995490, 1194588, 1327320, 1493235, 1592784, 1791882, 1990980, 2389176, 2654640, 2986470, 3583764, 3981960, 4479705, 4778352, 5972940, 7167528, 7963920, 8959410, 11945880, 14335056, 17918820, 23891760, 35837640, 71675280]

約数ペア:

[(1, 71675280), (2, 35837640), (3, 23891760), (4, 17918820), (5, 14335056), (6, 11945880), (8, 8959410), (9, 7963920), (10, 7167528), (12, 5972940), (15, 4778352), (16, 4479705), (18, 3981960), (20, 3583764), (24, 2986470), (27, 2654640), (30, 2389176), (36, 1990980), (40, 1791882), (45, 1592784), (48, 1493235), (54, 1327320), (60, 1194588), (72, 995490), (80, 895941), (81, 884880), (90, 796392), (108, 663660), (120, 597294), (135, 530928), (144, 497745), (162, 442440), (180, 398196), (216, 331830), (240, 298647), (243, 294960), (270, 265464), (324, 221220), (360, 199098), (405, 176976), (432, 165915), (486, 147480), (540, 132732), (648, 110610), (720, 99549), (729, 98320), (810, 88488), (972, 73740), (1080, 66366), (1215, 58992), (1229, 58320), (1296, 55305), (1458, 49160), (1620, 44244), (1944, 36870), (2160, 33183), (2430, 29496), (2458, 29160), (2916, 24580), (3240, 22122), (3645, 19664), (3687, 19440), (3888, 18435), (4860, 14748), (4916, 14580), (5832, 12290), (6145, 11664), (6480, 11061), (7290, 9832), (7374, 9720)]