31178160

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3331}}^1$

素因数の和:3363

約数の個数: 120

約数和(自身を含む): 112794864

約数和(自身を除く): 81616704

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 3331, 4680, 6662, 9360, 9993, 13324, 16655, 19986, 26648, 29979, 33310, 39972, 43303, 49965, 53296, 59958, 66620, 79944, 86606, 99930, 119916, 129909, 133240, 149895, 159888, 173212, 199860, 216515, 239832, 259818, 266480, 299790, 346424, 389727, 399720, 433030, 479664, 519636, 599580, 649545, 692848, 779454, 799440, 866060, 1039272, 1199160, 1299090, 1558908, 1732120, 1948635, 2078544, 2398320, 2598180, 3117816, 3464240, 3897270, 5196360, 6235632, 7794540, 10392720, 15589080, 31178160]

約数ペア:

[(1, 31178160), (2, 15589080), (3, 10392720), (4, 7794540), (5, 6235632), (6, 5196360), (8, 3897270), (9, 3464240), (10, 3117816), (12, 2598180), (13, 2398320), (15, 2078544), (16, 1948635), (18, 1732120), (20, 1558908), (24, 1299090), (26, 1199160), (30, 1039272), (36, 866060), (39, 799440), (40, 779454), (45, 692848), (48, 649545), (52, 599580), (60, 519636), (65, 479664), (72, 433030), (78, 399720), (80, 389727), (90, 346424), (104, 299790), (117, 266480), (120, 259818), (130, 239832), (144, 216515), (156, 199860), (180, 173212), (195, 159888), (208, 149895), (234, 133240), (240, 129909), (260, 119916), (312, 99930), (360, 86606), (390, 79944), (468, 66620), (520, 59958), (585, 53296), (624, 49965), (720, 43303), (780, 39972), (936, 33310), (1040, 29979), (1170, 26648), (1560, 19986), (1872, 16655), (2340, 13324), (3120, 9993), (3331, 9360), (4680, 6662)]