421263960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{281}}^1$

素因数の和:370

約数の個数: 192

約数和(自身を含む): 1411331040

約数和(自身を除く): 990067080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 39, 40, 52, 60, 62, 65, 78, 93, 104, 120, 124, 130, 155, 156, 186, 195, 248, 260, 281, 310, 312, 372, 390, 403, 465, 520, 562, 620, 744, 780, 806, 843, 930, 961, 1124, 1209, 1240, 1405, 1560, 1612, 1686, 1860, 1922, 2015, 2248, 2418, 2810, 2883, 3224, 3372, 3653, 3720, 3844, 4030, 4215, 4805, 4836, 5620, 5766, 6045, 6744, 7306, 7688, 8060, 8430, 8711, 9610, 9672, 10959, 11240, 11532, 12090, 12493, 14415, 14612, 16120, 16860, 17422, 18265, 19220, 21918, 23064, 24180, 24986, 26133, 28830, 29224, 33720, 34844, 36530, 37479, 38440, 43555, 43836, 48360, 49972, 52266, 54795, 57660, 62465, 69688, 73060, 74958, 87110, 87672, 99944, 104532, 109590, 113243, 115320, 124930, 130665, 146120, 149916, 174220, 187395, 209064, 219180, 226486, 249860, 261330, 270041, 299832, 339729, 348440, 374790, 438360, 452972, 499720, 522660, 540082, 566215, 679458, 749580, 810123, 905944, 1045320, 1080164, 1132430, 1350205, 1358916, 1499160, 1620246, 1698645, 2160328, 2264860, 2700410, 2717832, 3240492, 3397290, 3510533, 4050615, 4529720, 5400820, 6480984, 6794580, 7021066, 8101230, 10531599, 10801640, 13589160, 14042132, 16202460, 17552665, 21063198, 28084264, 32404920, 35105330, 42126396, 52657995, 70210660, 84252792, 105315990, 140421320, 210631980, 421263960]

約数ペア:

[(1, 421263960), (2, 210631980), (3, 140421320), (4, 105315990), (5, 84252792), (6, 70210660), (8, 52657995), (10, 42126396), (12, 35105330), (13, 32404920), (15, 28084264), (20, 21063198), (24, 17552665), (26, 16202460), (30, 14042132), (31, 13589160), (39, 10801640), (40, 10531599), (52, 8101230), (60, 7021066), (62, 6794580), (65, 6480984), (78, 5400820), (93, 4529720), (104, 4050615), (120, 3510533), (124, 3397290), (130, 3240492), (155, 2717832), (156, 2700410), (186, 2264860), (195, 2160328), (248, 1698645), (260, 1620246), (281, 1499160), (310, 1358916), (312, 1350205), (372, 1132430), (390, 1080164), (403, 1045320), (465, 905944), (520, 810123), (562, 749580), (620, 679458), (744, 566215), (780, 540082), (806, 522660), (843, 499720), (930, 452972), (961, 438360), (1124, 374790), (1209, 348440), (1240, 339729), (1405, 299832), (1560, 270041), (1612, 261330), (1686, 249860), (1860, 226486), (1922, 219180), (2015, 209064), (2248, 187395), (2418, 174220), (2810, 149916), (2883, 146120), (3224, 130665), (3372, 124930), (3653, 115320), (3720, 113243), (3844, 109590), (4030, 104532), (4215, 99944), (4805, 87672), (4836, 87110), (5620, 74958), (5766, 73060), (6045, 69688), (6744, 62465), (7306, 57660), (7688, 54795), (8060, 52266), (8430, 49972), (8711, 48360), (9610, 43836), (9672, 43555), (10959, 38440), (11240, 37479), (11532, 36530), (12090, 34844), (12493, 33720), (14415, 29224), (14612, 28830), (16120, 26133), (16860, 24986), (17422, 24180), (18265, 23064), (19220, 21918)]