20168777736

素因数分解:

$2^3\times 3^4\times {\mathrm{79}}^1\times {\mathrm{487}}^1\times {\mathrm{809}}^1$

素因数の和:1393

約数の個数: 160

約数和(自身を含む): 57394656000

約数和(自身を除く): 37225878264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 79, 81, 108, 158, 162, 216, 237, 316, 324, 474, 487, 632, 648, 711, 809, 948, 974, 1422, 1461, 1618, 1896, 1948, 2133, 2427, 2844, 2922, 3236, 3896, 4266, 4383, 4854, 5688, 5844, 6399, 6472, 7281, 8532, 8766, 9708, 11688, 12798, 13149, 14562, 17064, 17532, 19416, 21843, 25596, 26298, 29124, 35064, 38473, 39447, 43686, 51192, 52596, 58248, 63911, 65529, 76946, 78894, 87372, 105192, 115419, 127822, 131058, 153892, 157788, 174744, 191733, 230838, 255644, 262116, 307784, 315576, 346257, 383466, 393983, 461676, 511288, 524232, 575199, 692514, 766932, 787966, 923352, 1038771, 1150398, 1181949, 1385028, 1533864, 1575932, 1725597, 2077542, 2300796, 2363898, 2770056, 3116313, 3151864, 3451194, 3545847, 4155084, 4601592, 4727796, 5176791, 6232626, 6902388, 7091694, 8310168, 9455592, 10353582, 10637541, 12465252, 13804776, 14183388, 20707164, 21275082, 24930504, 28366776, 31124657, 31912623, 41414328, 42550164, 62249314, 63825246, 85100328, 93373971, 124498628, 127650492, 186747942, 248997256, 255300984, 280121913, 373495884, 560243826, 746991768, 840365739, 1120487652, 1680731478, 2240975304, 2521097217, 3361462956, 5042194434, 6722925912, 10084388868, 20168777736]

約数ペア:

[(1, 20168777736), (2, 10084388868), (3, 6722925912), (4, 5042194434), (6, 3361462956), (8, 2521097217), (9, 2240975304), (12, 1680731478), (18, 1120487652), (24, 840365739), (27, 746991768), (36, 560243826), (54, 373495884), (72, 280121913), (79, 255300984), (81, 248997256), (108, 186747942), (158, 127650492), (162, 124498628), (216, 93373971), (237, 85100328), (316, 63825246), (324, 62249314), (474, 42550164), (487, 41414328), (632, 31912623), (648, 31124657), (711, 28366776), (809, 24930504), (948, 21275082), (974, 20707164), (1422, 14183388), (1461, 13804776), (1618, 12465252), (1896, 10637541), (1948, 10353582), (2133, 9455592), (2427, 8310168), (2844, 7091694), (2922, 6902388), (3236, 6232626), (3896, 5176791), (4266, 4727796), (4383, 4601592), (4854, 4155084), (5688, 3545847), (5844, 3451194), (6399, 3151864), (6472, 3116313), (7281, 2770056), (8532, 2363898), (8766, 2300796), (9708, 2077542), (11688, 1725597), (12798, 1575932), (13149, 1533864), (14562, 1385028), (17064, 1181949), (17532, 1150398), (19416, 1038771), (21843, 923352), (25596, 787966), (26298, 766932), (29124, 692514), (35064, 575199), (38473, 524232), (39447, 511288), (43686, 461676), (51192, 393983), (52596, 383466), (58248, 346257), (63911, 315576), (65529, 307784), (76946, 262116), (78894, 255644), (87372, 230838), (105192, 191733), (115419, 174744), (127822, 157788), (131058, 153892)]