1320331376

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{443}}^1$

素因数の和:583

約数の個数: 160

約数和(自身を含む): 3329786880

約数和(自身を除く): 2009455504

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 23, 26, 28, 46, 52, 56, 89, 91, 92, 104, 112, 161, 178, 182, 184, 208, 299, 322, 356, 364, 368, 443, 598, 623, 644, 712, 728, 886, 1157, 1196, 1246, 1288, 1424, 1456, 1772, 2047, 2093, 2314, 2392, 2492, 2576, 3101, 3544, 4094, 4186, 4628, 4784, 4984, 5759, 6202, 7088, 8099, 8188, 8372, 9256, 9968, 10189, 11518, 12404, 14329, 16198, 16376, 16744, 18512, 20378, 23036, 24808, 26611, 28658, 32396, 32752, 33488, 39427, 40313, 40756, 46072, 49616, 53222, 57316, 64792, 71323, 78854, 80626, 81512, 92144, 106444, 114632, 129584, 132457, 142646, 157708, 161252, 163024, 186277, 212888, 229264, 264914, 275989, 285292, 315416, 322504, 372554, 425776, 512551, 529828, 551978, 570584, 630832, 645008, 745108, 906821, 927199, 1025102, 1059656, 1103956, 1141168, 1490216, 1813642, 1854398, 2050204, 2119312, 2207912, 2980432, 3587857, 3627284, 3708796, 4100408, 4415824, 6347747, 7175714, 7254568, 7417592, 8200816, 11788673, 12695494, 14351428, 14509136, 14835184, 23577346, 25390988, 28702856, 47154692, 50781976, 57405712, 82520711, 94309384, 101563952, 165041422, 188618768, 330082844, 660165688, 1320331376]

約数ペア:

[(1, 1320331376), (2, 660165688), (4, 330082844), (7, 188618768), (8, 165041422), (13, 101563952), (14, 94309384), (16, 82520711), (23, 57405712), (26, 50781976), (28, 47154692), (46, 28702856), (52, 25390988), (56, 23577346), (89, 14835184), (91, 14509136), (92, 14351428), (104, 12695494), (112, 11788673), (161, 8200816), (178, 7417592), (182, 7254568), (184, 7175714), (208, 6347747), (299, 4415824), (322, 4100408), (356, 3708796), (364, 3627284), (368, 3587857), (443, 2980432), (598, 2207912), (623, 2119312), (644, 2050204), (712, 1854398), (728, 1813642), (886, 1490216), (1157, 1141168), (1196, 1103956), (1246, 1059656), (1288, 1025102), (1424, 927199), (1456, 906821), (1772, 745108), (2047, 645008), (2093, 630832), (2314, 570584), (2392, 551978), (2492, 529828), (2576, 512551), (3101, 425776), (3544, 372554), (4094, 322504), (4186, 315416), (4628, 285292), (4784, 275989), (4984, 264914), (5759, 229264), (6202, 212888), (7088, 186277), (8099, 163024), (8188, 161252), (8372, 157708), (9256, 142646), (9968, 132457), (10189, 129584), (11518, 114632), (12404, 106444), (14329, 92144), (16198, 81512), (16376, 80626), (16744, 78854), (18512, 71323), (20378, 64792), (23036, 57316), (24808, 53222), (26611, 49616), (28658, 46072), (32396, 40756), (32752, 40313), (33488, 39427)]