686675496

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{307}}^1$

素因数の和:503

約数の個数: 128

約数和(自身を含む): 1900039680

約数和(自身を除く): 1213364184

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 67, 78, 104, 107, 134, 156, 201, 214, 268, 307, 312, 321, 402, 428, 536, 614, 642, 804, 856, 871, 921, 1228, 1284, 1391, 1608, 1742, 1842, 2456, 2568, 2613, 2782, 3484, 3684, 3991, 4173, 5226, 5564, 6968, 7169, 7368, 7982, 8346, 10452, 11128, 11973, 14338, 15964, 16692, 20569, 20904, 21507, 23946, 28676, 31928, 32849, 33384, 41138, 43014, 47892, 57352, 61707, 65698, 82276, 86028, 93197, 95784, 98547, 123414, 131396, 164552, 172056, 186394, 197094, 246828, 262792, 267397, 279591, 372788, 394188, 427037, 493656, 534794, 559182, 745576, 788376, 802191, 854074, 1069588, 1118364, 1281111, 1604382, 1708148, 2139176, 2200883, 2236728, 2562222, 3208764, 3416296, 4401766, 5124444, 6417528, 6602649, 8803532, 10248888, 13205298, 17607064, 26410596, 28611479, 52821192, 57222958, 85834437, 114445916, 171668874, 228891832, 343337748, 686675496]

約数ペア:

[(1, 686675496), (2, 343337748), (3, 228891832), (4, 171668874), (6, 114445916), (8, 85834437), (12, 57222958), (13, 52821192), (24, 28611479), (26, 26410596), (39, 17607064), (52, 13205298), (67, 10248888), (78, 8803532), (104, 6602649), (107, 6417528), (134, 5124444), (156, 4401766), (201, 3416296), (214, 3208764), (268, 2562222), (307, 2236728), (312, 2200883), (321, 2139176), (402, 1708148), (428, 1604382), (536, 1281111), (614, 1118364), (642, 1069588), (804, 854074), (856, 802191), (871, 788376), (921, 745576), (1228, 559182), (1284, 534794), (1391, 493656), (1608, 427037), (1742, 394188), (1842, 372788), (2456, 279591), (2568, 267397), (2613, 262792), (2782, 246828), (3484, 197094), (3684, 186394), (3991, 172056), (4173, 164552), (5226, 131396), (5564, 123414), (6968, 98547), (7169, 95784), (7368, 93197), (7982, 86028), (8346, 82276), (10452, 65698), (11128, 61707), (11973, 57352), (14338, 47892), (15964, 43014), (16692, 41138), (20569, 33384), (20904, 32849), (21507, 31928), (23946, 28676)]