247861740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{19037}}^1$

素因数の和:19087

約数の個数: 96

約数和(自身を含む): 818786304

約数和(自身を除く): 570924564

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 210, 217, 310, 372, 420, 434, 465, 620, 651, 868, 930, 1085, 1302, 1860, 2170, 2604, 3255, 4340, 6510, 13020, 19037, 38074, 57111, 76148, 95185, 114222, 133259, 190370, 228444, 266518, 285555, 380740, 399777, 533036, 571110, 590147, 666295, 799554, 1142220, 1180294, 1332590, 1599108, 1770441, 1998885, 2360588, 2665180, 2950735, 3540882, 3997770, 4131029, 5901470, 7081764, 7995540, 8262058, 8852205, 11802940, 12393087, 16524116, 17704410, 20655145, 24786174, 35408820, 41310290, 49572348, 61965435, 82620580, 123930870, 247861740]

約数ペア:

[(1, 247861740), (2, 123930870), (3, 82620580), (4, 61965435), (5, 49572348), (6, 41310290), (7, 35408820), (10, 24786174), (12, 20655145), (14, 17704410), (15, 16524116), (20, 12393087), (21, 11802940), (28, 8852205), (30, 8262058), (31, 7995540), (35, 7081764), (42, 5901470), (60, 4131029), (62, 3997770), (70, 3540882), (84, 2950735), (93, 2665180), (105, 2360588), (124, 1998885), (140, 1770441), (155, 1599108), (186, 1332590), (210, 1180294), (217, 1142220), (310, 799554), (372, 666295), (420, 590147), (434, 571110), (465, 533036), (620, 399777), (651, 380740), (868, 285555), (930, 266518), (1085, 228444), (1302, 190370), (1860, 133259), (2170, 114222), (2604, 95185), (3255, 76148), (4340, 57111), (6510, 38074), (13020, 19037)]