458435440

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^2\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:231

約数の個数: 120

約数和(自身を含む): 1130351760

約数和(自身を除く): 671916320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 67, 80, 89, 124, 134, 155, 178, 248, 268, 310, 335, 356, 445, 496, 536, 620, 670, 712, 890, 961, 1072, 1240, 1340, 1424, 1780, 1922, 2077, 2480, 2680, 2759, 3560, 3844, 4154, 4805, 5360, 5518, 5963, 7120, 7688, 8308, 9610, 10385, 11036, 11926, 13795, 15376, 16616, 19220, 20770, 22072, 23852, 27590, 29815, 33232, 38440, 41540, 44144, 47704, 55180, 59630, 64387, 76880, 83080, 85529, 95408, 110360, 119260, 128774, 166160, 171058, 184853, 220720, 238520, 257548, 321935, 342116, 369706, 427645, 477040, 515096, 643870, 684232, 739412, 855290, 924265, 1030192, 1287740, 1368464, 1478824, 1710580, 1848530, 2575480, 2957648, 3421160, 3697060, 5150960, 5730443, 6842320, 7394120, 11460886, 14788240, 22921772, 28652215, 45843544, 57304430, 91687088, 114608860, 229217720, 458435440]

約数ペア:

[(1, 458435440), (2, 229217720), (4, 114608860), (5, 91687088), (8, 57304430), (10, 45843544), (16, 28652215), (20, 22921772), (31, 14788240), (40, 11460886), (62, 7394120), (67, 6842320), (80, 5730443), (89, 5150960), (124, 3697060), (134, 3421160), (155, 2957648), (178, 2575480), (248, 1848530), (268, 1710580), (310, 1478824), (335, 1368464), (356, 1287740), (445, 1030192), (496, 924265), (536, 855290), (620, 739412), (670, 684232), (712, 643870), (890, 515096), (961, 477040), (1072, 427645), (1240, 369706), (1340, 342116), (1424, 321935), (1780, 257548), (1922, 238520), (2077, 220720), (2480, 184853), (2680, 171058), (2759, 166160), (3560, 128774), (3844, 119260), (4154, 110360), (4805, 95408), (5360, 85529), (5518, 83080), (5963, 76880), (7120, 64387), (7688, 59630), (8308, 55180), (9610, 47704), (10385, 44144), (11036, 41540), (11926, 38440), (13795, 33232), (15376, 29815), (16616, 27590), (19220, 23852), (20770, 22072)]