21007029240

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{163}}^1\times {\mathrm{13259}}^1$

素因数の和:13448

約数の個数: 192

約数和(自身を含む): 71241206400

約数和(自身を除く): 50234177160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 163, 180, 216, 243, 270, 324, 326, 360, 405, 486, 489, 540, 648, 652, 810, 815, 972, 978, 1080, 1215, 1304, 1467, 1620, 1630, 1944, 1956, 2430, 2445, 2934, 3240, 3260, 3912, 4401, 4860, 4890, 5868, 6520, 7335, 8802, 9720, 9780, 11736, 13203, 13259, 14670, 17604, 19560, 22005, 26406, 26518, 29340, 35208, 39609, 39777, 44010, 52812, 53036, 58680, 66015, 66295, 79218, 79554, 88020, 105624, 106072, 119331, 132030, 132590, 158436, 159108, 176040, 198045, 198885, 238662, 264060, 265180, 316872, 318216, 357993, 396090, 397770, 477324, 528120, 530360, 596655, 715986, 792180, 795540, 954648, 1073979, 1193310, 1431972, 1584360, 1591080, 1789965, 2147958, 2161217, 2386620, 2863944, 3221937, 3579930, 4295916, 4322434, 4773240, 5369895, 6443874, 6483651, 7159860, 8591832, 8644868, 10739790, 10806085, 12887748, 12967302, 14319720, 16109685, 17289736, 19450953, 21479580, 21612170, 25775496, 25934604, 32219370, 32418255, 38901906, 42959160, 43224340, 51869208, 58352859, 64438740, 64836510, 77803812, 86448680, 97254765, 116705718, 128877480, 129673020, 155607624, 175058577, 194509530, 233411436, 259346040, 291764295, 350117154, 389019060, 466822872, 525175731, 583528590, 700234308, 778038120, 875292885, 1050351462, 1167057180, 1400468616, 1750585770, 2100702924, 2334114360, 2625878655, 3501171540, 4201405848, 5251757310, 7002343080, 10503514620, 21007029240]

約数ペア:

[(1, 21007029240), (2, 10503514620), (3, 7002343080), (4, 5251757310), (5, 4201405848), (6, 3501171540), (8, 2625878655), (9, 2334114360), (10, 2100702924), (12, 1750585770), (15, 1400468616), (18, 1167057180), (20, 1050351462), (24, 875292885), (27, 778038120), (30, 700234308), (36, 583528590), (40, 525175731), (45, 466822872), (54, 389019060), (60, 350117154), (72, 291764295), (81, 259346040), (90, 233411436), (108, 194509530), (120, 175058577), (135, 155607624), (162, 129673020), (163, 128877480), (180, 116705718), (216, 97254765), (243, 86448680), (270, 77803812), (324, 64836510), (326, 64438740), (360, 58352859), (405, 51869208), (486, 43224340), (489, 42959160), (540, 38901906), (648, 32418255), (652, 32219370), (810, 25934604), (815, 25775496), (972, 21612170), (978, 21479580), (1080, 19450953), (1215, 17289736), (1304, 16109685), (1467, 14319720), (1620, 12967302), (1630, 12887748), (1944, 10806085), (1956, 10739790), (2430, 8644868), (2445, 8591832), (2934, 7159860), (3240, 6483651), (3260, 6443874), (3912, 5369895), (4401, 4773240), (4860, 4322434), (4890, 4295916), (5868, 3579930), (6520, 3221937), (7335, 2863944), (8802, 2386620), (9720, 2161217), (9780, 2147958), (11736, 1789965), (13203, 1591080), (13259, 1584360), (14670, 1431972), (17604, 1193310), (19560, 1073979), (22005, 954648), (26406, 795540), (26518, 792180), (29340, 715986), (35208, 596655), (39609, 530360), (39777, 528120), (44010, 477324), (52812, 397770), (53036, 396090), (58680, 357993), (66015, 318216), (66295, 316872), (79218, 265180), (79554, 264060), (88020, 238662), (105624, 198885), (106072, 198045), (119331, 176040), (132030, 159108), (132590, 158436)]