223797680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:187

約数の個数: 120

約数和(自身を含む): 558526752

約数和(自身を除く): 334729072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 41, 62, 71, 80, 82, 124, 142, 155, 164, 205, 248, 284, 310, 328, 355, 410, 496, 568, 620, 656, 710, 820, 961, 1136, 1240, 1271, 1420, 1640, 1922, 2201, 2480, 2542, 2840, 2911, 3280, 3844, 4402, 4805, 5084, 5680, 5822, 6355, 7688, 8804, 9610, 10168, 11005, 11644, 12710, 14555, 15376, 17608, 19220, 20336, 22010, 23288, 25420, 29110, 35216, 38440, 39401, 44020, 46576, 50840, 58220, 68231, 76880, 78802, 88040, 90241, 101680, 116440, 136462, 157604, 176080, 180482, 197005, 232880, 272924, 315208, 341155, 360964, 394010, 451205, 545848, 630416, 682310, 721928, 788020, 902410, 1091696, 1364620, 1443856, 1576040, 1804820, 2729240, 2797471, 3152080, 3609640, 5458480, 5594942, 7219280, 11189884, 13987355, 22379768, 27974710, 44759536, 55949420, 111898840, 223797680]

約数ペア:

[(1, 223797680), (2, 111898840), (4, 55949420), (5, 44759536), (8, 27974710), (10, 22379768), (16, 13987355), (20, 11189884), (31, 7219280), (40, 5594942), (41, 5458480), (62, 3609640), (71, 3152080), (80, 2797471), (82, 2729240), (124, 1804820), (142, 1576040), (155, 1443856), (164, 1364620), (205, 1091696), (248, 902410), (284, 788020), (310, 721928), (328, 682310), (355, 630416), (410, 545848), (496, 451205), (568, 394010), (620, 360964), (656, 341155), (710, 315208), (820, 272924), (961, 232880), (1136, 197005), (1240, 180482), (1271, 176080), (1420, 157604), (1640, 136462), (1922, 116440), (2201, 101680), (2480, 90241), (2542, 88040), (2840, 78802), (2911, 76880), (3280, 68231), (3844, 58220), (4402, 50840), (4805, 46576), (5084, 44020), (5680, 39401), (5822, 38440), (6355, 35216), (7688, 29110), (8804, 25420), (9610, 23288), (10168, 22010), (11005, 20336), (11644, 19220), (12710, 17608), (14555, 15376)]