77978160

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2777}}^1$

素因数の和:2812

約数の個数: 160

約数和(自身を含む): 289356480

約数和(自身を除く): 211378320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 104, 108, 117, 120, 130, 135, 144, 156, 180, 195, 208, 216, 234, 240, 260, 270, 312, 351, 360, 390, 432, 468, 520, 540, 585, 624, 702, 720, 780, 936, 1040, 1080, 1170, 1404, 1560, 1755, 1872, 2160, 2340, 2777, 2808, 3120, 3510, 4680, 5554, 5616, 7020, 8331, 9360, 11108, 13885, 14040, 16662, 22216, 24993, 27770, 28080, 33324, 36101, 41655, 44432, 49986, 55540, 66648, 72202, 74979, 83310, 99972, 108303, 111080, 124965, 133296, 144404, 149958, 166620, 180505, 199944, 216606, 222160, 249930, 288808, 299916, 324909, 333240, 361010, 374895, 399888, 433212, 499860, 541515, 577616, 599832, 649818, 666480, 722020, 749790, 866424, 974727, 999720, 1083030, 1199664, 1299636, 1444040, 1499580, 1624545, 1732848, 1949454, 1999440, 2166060, 2599272, 2888080, 2999160, 3249090, 3898908, 4332120, 4873635, 5198544, 5998320, 6498180, 7797816, 8664240, 9747270, 12996360, 15595632, 19494540, 25992720, 38989080, 77978160]

約数ペア:

[(1, 77978160), (2, 38989080), (3, 25992720), (4, 19494540), (5, 15595632), (6, 12996360), (8, 9747270), (9, 8664240), (10, 7797816), (12, 6498180), (13, 5998320), (15, 5198544), (16, 4873635), (18, 4332120), (20, 3898908), (24, 3249090), (26, 2999160), (27, 2888080), (30, 2599272), (36, 2166060), (39, 1999440), (40, 1949454), (45, 1732848), (48, 1624545), (52, 1499580), (54, 1444040), (60, 1299636), (65, 1199664), (72, 1083030), (78, 999720), (80, 974727), (90, 866424), (104, 749790), (108, 722020), (117, 666480), (120, 649818), (130, 599832), (135, 577616), (144, 541515), (156, 499860), (180, 433212), (195, 399888), (208, 374895), (216, 361010), (234, 333240), (240, 324909), (260, 299916), (270, 288808), (312, 249930), (351, 222160), (360, 216606), (390, 199944), (432, 180505), (468, 166620), (520, 149958), (540, 144404), (585, 133296), (624, 124965), (702, 111080), (720, 108303), (780, 99972), (936, 83310), (1040, 74979), (1080, 72202), (1170, 66648), (1404, 55540), (1560, 49986), (1755, 44432), (1872, 41655), (2160, 36101), (2340, 33324), (2777, 28080), (2808, 27770), (3120, 24993), (3510, 22216), (4680, 16662), (5554, 14040), (5616, 13885), (7020, 11108), (8331, 9360)]