1282506680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{15319}}^1$

素因数の和:15373

約数の個数: 128

約数和(自身を含む): 3706214400

約数和(自身を除く): 2423707720

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 23, 26, 28, 35, 40, 46, 52, 56, 65, 70, 91, 92, 104, 115, 130, 140, 161, 182, 184, 230, 260, 280, 299, 322, 364, 455, 460, 520, 598, 644, 728, 805, 910, 920, 1196, 1288, 1495, 1610, 1820, 2093, 2392, 2990, 3220, 3640, 4186, 5980, 6440, 8372, 10465, 11960, 15319, 16744, 20930, 30638, 41860, 61276, 76595, 83720, 107233, 122552, 153190, 199147, 214466, 306380, 352337, 398294, 428932, 536165, 612760, 704674, 796588, 857864, 995735, 1072330, 1394029, 1409348, 1593176, 1761685, 1991470, 2144660, 2466359, 2788058, 2818696, 3523370, 3982940, 4289320, 4580381, 4932718, 5576116, 6970145, 7046740, 7965880, 9160762, 9865436, 11152232, 12331795, 13940290, 14093480, 18321524, 19730872, 22901905, 24663590, 27880580, 32062667, 36643048, 45803810, 49327180, 55761160, 64125334, 91607620, 98654360, 128250668, 160313335, 183215240, 256501336, 320626670, 641253340, 1282506680]

約数ペア:

[(1, 1282506680), (2, 641253340), (4, 320626670), (5, 256501336), (7, 183215240), (8, 160313335), (10, 128250668), (13, 98654360), (14, 91607620), (20, 64125334), (23, 55761160), (26, 49327180), (28, 45803810), (35, 36643048), (40, 32062667), (46, 27880580), (52, 24663590), (56, 22901905), (65, 19730872), (70, 18321524), (91, 14093480), (92, 13940290), (104, 12331795), (115, 11152232), (130, 9865436), (140, 9160762), (161, 7965880), (182, 7046740), (184, 6970145), (230, 5576116), (260, 4932718), (280, 4580381), (299, 4289320), (322, 3982940), (364, 3523370), (455, 2818696), (460, 2788058), (520, 2466359), (598, 2144660), (644, 1991470), (728, 1761685), (805, 1593176), (910, 1409348), (920, 1394029), (1196, 1072330), (1288, 995735), (1495, 857864), (1610, 796588), (1820, 704674), (2093, 612760), (2392, 536165), (2990, 428932), (3220, 398294), (3640, 352337), (4186, 306380), (5980, 214466), (6440, 199147), (8372, 153190), (10465, 122552), (11960, 107233), (15319, 83720), (16744, 76595), (20930, 61276), (30638, 41860)]