131108640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21011}}^1$

素因数の和:21042

約数の個数: 96

約数和(自身を含む): 444782016

約数和(自身を除く): 313673376

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 195, 208, 240, 260, 312, 390, 416, 480, 520, 624, 780, 1040, 1248, 1560, 2080, 3120, 6240, 21011, 42022, 63033, 84044, 105055, 126066, 168088, 210110, 252132, 273143, 315165, 336176, 420220, 504264, 546286, 630330, 672352, 819429, 840440, 1008528, 1092572, 1260660, 1365715, 1638858, 1680880, 2017056, 2185144, 2521320, 2731430, 3277716, 3361760, 4097145, 4370288, 5042640, 5462860, 6555432, 8194290, 8740576, 10085280, 10925720, 13110864, 16388580, 21851440, 26221728, 32777160, 43702880, 65554320, 131108640]

約数ペア:

[(1, 131108640), (2, 65554320), (3, 43702880), (4, 32777160), (5, 26221728), (6, 21851440), (8, 16388580), (10, 13110864), (12, 10925720), (13, 10085280), (15, 8740576), (16, 8194290), (20, 6555432), (24, 5462860), (26, 5042640), (30, 4370288), (32, 4097145), (39, 3361760), (40, 3277716), (48, 2731430), (52, 2521320), (60, 2185144), (65, 2017056), (78, 1680880), (80, 1638858), (96, 1365715), (104, 1260660), (120, 1092572), (130, 1008528), (156, 840440), (160, 819429), (195, 672352), (208, 630330), (240, 546286), (260, 504264), (312, 420220), (390, 336176), (416, 315165), (480, 273143), (520, 252132), (624, 210110), (780, 168088), (1040, 126066), (1248, 105055), (1560, 84044), (2080, 63033), (3120, 42022), (6240, 21011)]