641757168

素因数分解:

$2^4\times 3^5\times {\mathrm{13}}^1\times {\mathrm{12697}}^1$

素因数の和:12733

約数の個数: 120

約数和(自身を含む): 2005979248

約数和(自身を除く): 1364222080

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 81, 104, 108, 117, 144, 156, 162, 208, 216, 234, 243, 312, 324, 351, 432, 468, 486, 624, 648, 702, 936, 972, 1053, 1296, 1404, 1872, 1944, 2106, 2808, 3159, 3888, 4212, 5616, 6318, 8424, 12636, 12697, 16848, 25272, 25394, 38091, 50544, 50788, 76182, 101576, 114273, 152364, 165061, 203152, 228546, 304728, 330122, 342819, 457092, 495183, 609456, 660244, 685638, 914184, 990366, 1028457, 1320488, 1371276, 1485549, 1828368, 1980732, 2056914, 2640976, 2742552, 2971098, 3085371, 3961464, 4113828, 4456647, 5485104, 5942196, 6170742, 7922928, 8227656, 8913294, 11884392, 12341484, 13369941, 16455312, 17826588, 23768784, 24682968, 26739882, 35653176, 40109823, 49365936, 53479764, 71306352, 80219646, 106959528, 160439292, 213919056, 320878584, 641757168]

約数ペア:

[(1, 641757168), (2, 320878584), (3, 213919056), (4, 160439292), (6, 106959528), (8, 80219646), (9, 71306352), (12, 53479764), (13, 49365936), (16, 40109823), (18, 35653176), (24, 26739882), (26, 24682968), (27, 23768784), (36, 17826588), (39, 16455312), (48, 13369941), (52, 12341484), (54, 11884392), (72, 8913294), (78, 8227656), (81, 7922928), (104, 6170742), (108, 5942196), (117, 5485104), (144, 4456647), (156, 4113828), (162, 3961464), (208, 3085371), (216, 2971098), (234, 2742552), (243, 2640976), (312, 2056914), (324, 1980732), (351, 1828368), (432, 1485549), (468, 1371276), (486, 1320488), (624, 1028457), (648, 990366), (702, 914184), (936, 685638), (972, 660244), (1053, 609456), (1296, 495183), (1404, 457092), (1872, 342819), (1944, 330122), (2106, 304728), (2808, 228546), (3159, 203152), (3888, 165061), (4212, 152364), (5616, 114273), (6318, 101576), (8424, 76182), (12636, 50788), (12697, 50544), (16848, 38091), (25272, 25394)]