2455648720

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{181}}^1\times {\mathrm{3461}}^1$

素因数の和:3669

約数の個数: 120

約数和(自身を含む): 6680150568

約数和(自身を除く): 4224501848

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 181, 196, 245, 280, 362, 392, 490, 560, 724, 784, 905, 980, 1267, 1448, 1810, 1960, 2534, 2896, 3461, 3620, 3920, 5068, 6335, 6922, 7240, 8869, 10136, 12670, 13844, 14480, 17305, 17738, 20272, 24227, 25340, 27688, 34610, 35476, 44345, 48454, 50680, 55376, 69220, 70952, 88690, 96908, 101360, 121135, 138440, 141904, 169589, 177380, 193816, 242270, 276880, 339178, 354760, 387632, 484540, 626441, 678356, 709520, 847945, 969080, 1252882, 1356712, 1695890, 1938160, 2505764, 2713424, 3132205, 3391780, 4385087, 5011528, 6264410, 6783560, 8770174, 10023056, 12528820, 13567120, 17540348, 21925435, 25057640, 30695609, 35080696, 43850870, 50115280, 61391218, 70161392, 87701740, 122782436, 153478045, 175403480, 245564872, 306956090, 350806960, 491129744, 613912180, 1227824360, 2455648720]

約数ペア:

[(1, 2455648720), (2, 1227824360), (4, 613912180), (5, 491129744), (7, 350806960), (8, 306956090), (10, 245564872), (14, 175403480), (16, 153478045), (20, 122782436), (28, 87701740), (35, 70161392), (40, 61391218), (49, 50115280), (56, 43850870), (70, 35080696), (80, 30695609), (98, 25057640), (112, 21925435), (140, 17540348), (181, 13567120), (196, 12528820), (245, 10023056), (280, 8770174), (362, 6783560), (392, 6264410), (490, 5011528), (560, 4385087), (724, 3391780), (784, 3132205), (905, 2713424), (980, 2505764), (1267, 1938160), (1448, 1695890), (1810, 1356712), (1960, 1252882), (2534, 969080), (2896, 847945), (3461, 709520), (3620, 678356), (3920, 626441), (5068, 484540), (6335, 387632), (6922, 354760), (7240, 339178), (8869, 276880), (10136, 242270), (12670, 193816), (13844, 177380), (14480, 169589), (17305, 141904), (17738, 138440), (20272, 121135), (24227, 101360), (25340, 96908), (27688, 88690), (34610, 70952), (35476, 69220), (44345, 55376), (48454, 50680)]