1680319264

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{67}}^1\times {\mathrm{167}}^1$

素因数の和:295

約数の個数: 144

約数和(自身を含む): 3838943808

約数和(自身を除く): 2158624544

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 67, 76, 104, 134, 152, 167, 208, 247, 268, 304, 334, 361, 416, 494, 536, 608, 668, 722, 871, 988, 1072, 1273, 1336, 1444, 1742, 1976, 2144, 2171, 2546, 2672, 2888, 3173, 3484, 3952, 4342, 4693, 5092, 5344, 5776, 6346, 6968, 7904, 8684, 9386, 10184, 11189, 11552, 12692, 13936, 16549, 17368, 18772, 20368, 22378, 24187, 25384, 27872, 33098, 34736, 37544, 40736, 41249, 44756, 48374, 50768, 60287, 66196, 69472, 75088, 82498, 89512, 96748, 101536, 120574, 132392, 145457, 150176, 164996, 179024, 193496, 212591, 241148, 264784, 290914, 314431, 329992, 358048, 386992, 425182, 482296, 529568, 581828, 628862, 659984, 773984, 783731, 850364, 964592, 1163656, 1257724, 1319968, 1567462, 1700728, 1929184, 2327312, 2515448, 2763683, 3134924, 3401456, 4039229, 4654624, 5030896, 5527366, 6269848, 6802912, 8078458, 10061792, 11054732, 12539696, 16156916, 22109464, 25079392, 32313832, 44218928, 52509977, 64627664, 88437856, 105019954, 129255328, 210039908, 420079816, 840159632, 1680319264]

約数ペア:

[(1, 1680319264), (2, 840159632), (4, 420079816), (8, 210039908), (13, 129255328), (16, 105019954), (19, 88437856), (26, 64627664), (32, 52509977), (38, 44218928), (52, 32313832), (67, 25079392), (76, 22109464), (104, 16156916), (134, 12539696), (152, 11054732), (167, 10061792), (208, 8078458), (247, 6802912), (268, 6269848), (304, 5527366), (334, 5030896), (361, 4654624), (416, 4039229), (494, 3401456), (536, 3134924), (608, 2763683), (668, 2515448), (722, 2327312), (871, 1929184), (988, 1700728), (1072, 1567462), (1273, 1319968), (1336, 1257724), (1444, 1163656), (1742, 964592), (1976, 850364), (2144, 783731), (2171, 773984), (2546, 659984), (2672, 628862), (2888, 581828), (3173, 529568), (3484, 482296), (3952, 425182), (4342, 386992), (4693, 358048), (5092, 329992), (5344, 314431), (5776, 290914), (6346, 264784), (6968, 241148), (7904, 212591), (8684, 193496), (9386, 179024), (10184, 164996), (11189, 150176), (11552, 145457), (12692, 132392), (13936, 120574), (16549, 101536), (17368, 96748), (18772, 89512), (20368, 82498), (22378, 75088), (24187, 69472), (25384, 66196), (27872, 60287), (33098, 50768), (34736, 48374), (37544, 44756), (40736, 41249)]