247155240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{601}}^1$

素因数の和:787

約数の個数: 128

約数和(自身を含む): 780192000

約数和(自身を除く): 533036760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 149, 184, 230, 276, 298, 345, 447, 460, 552, 596, 601, 690, 745, 894, 920, 1192, 1202, 1380, 1490, 1788, 1803, 2235, 2404, 2760, 2980, 3005, 3427, 3576, 3606, 4470, 4808, 5960, 6010, 6854, 7212, 8940, 9015, 10281, 12020, 13708, 13823, 14424, 17135, 17880, 18030, 20562, 24040, 27416, 27646, 34270, 36060, 41124, 41469, 51405, 55292, 68540, 69115, 72120, 82248, 82938, 89549, 102810, 110584, 137080, 138230, 165876, 179098, 205620, 207345, 268647, 276460, 331752, 358196, 411240, 414690, 447745, 537294, 552920, 716392, 829380, 895490, 1074588, 1343235, 1658760, 1790980, 2059627, 2149176, 2686470, 3581960, 4119254, 5372940, 6178881, 8238508, 10298135, 10745880, 12357762, 16477016, 20596270, 24715524, 30894405, 41192540, 49431048, 61788810, 82385080, 123577620, 247155240]

約数ペア:

[(1, 247155240), (2, 123577620), (3, 82385080), (4, 61788810), (5, 49431048), (6, 41192540), (8, 30894405), (10, 24715524), (12, 20596270), (15, 16477016), (20, 12357762), (23, 10745880), (24, 10298135), (30, 8238508), (40, 6178881), (46, 5372940), (60, 4119254), (69, 3581960), (92, 2686470), (115, 2149176), (120, 2059627), (138, 1790980), (149, 1658760), (184, 1343235), (230, 1074588), (276, 895490), (298, 829380), (345, 716392), (447, 552920), (460, 537294), (552, 447745), (596, 414690), (601, 411240), (690, 358196), (745, 331752), (894, 276460), (920, 268647), (1192, 207345), (1202, 205620), (1380, 179098), (1490, 165876), (1788, 138230), (1803, 137080), (2235, 110584), (2404, 102810), (2760, 89549), (2980, 82938), (3005, 82248), (3427, 72120), (3576, 69115), (3606, 68540), (4470, 55292), (4808, 51405), (5960, 41469), (6010, 41124), (6854, 36060), (7212, 34270), (8940, 27646), (9015, 27416), (10281, 24040), (12020, 20562), (13708, 18030), (13823, 17880), (14424, 17135)]