218318520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{347}}^1$

素因数の和:482

約数の個数: 192

約数和(自身を含む): 771223680

約数和(自身を除く): 552905160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 107, 120, 140, 147, 168, 196, 210, 214, 245, 280, 294, 321, 347, 392, 420, 428, 490, 535, 588, 642, 694, 735, 749, 840, 856, 980, 1041, 1070, 1176, 1284, 1388, 1470, 1498, 1605, 1735, 1960, 2082, 2140, 2247, 2429, 2568, 2776, 2940, 2996, 3210, 3470, 3745, 4164, 4280, 4494, 4858, 5205, 5243, 5880, 5992, 6420, 6940, 7287, 7490, 8328, 8988, 9716, 10410, 10486, 11235, 12145, 12840, 13880, 14574, 14980, 15729, 17003, 17976, 19432, 20820, 20972, 22470, 24290, 26215, 29148, 29960, 31458, 34006, 36435, 37129, 41640, 41944, 44940, 48580, 51009, 52430, 58296, 62916, 68012, 72870, 74258, 78645, 85015, 89880, 97160, 102018, 104860, 111387, 125832, 136024, 145740, 148516, 157290, 170030, 185645, 204036, 209720, 222774, 255045, 259903, 291480, 297032, 314580, 340060, 371290, 408072, 445548, 510090, 519806, 556935, 629160, 680120, 742580, 779709, 891096, 1020180, 1039612, 1113870, 1299515, 1485160, 1559418, 1819321, 2040360, 2079224, 2227740, 2599030, 3118836, 3638642, 3898545, 4455480, 5198060, 5457963, 6237672, 7277284, 7797090, 9096605, 10396120, 10915926, 14554568, 15594180, 18193210, 21831852, 27289815, 31188360, 36386420, 43663704, 54579630, 72772840, 109159260, 218318520]

約数ペア:

[(1, 218318520), (2, 109159260), (3, 72772840), (4, 54579630), (5, 43663704), (6, 36386420), (7, 31188360), (8, 27289815), (10, 21831852), (12, 18193210), (14, 15594180), (15, 14554568), (20, 10915926), (21, 10396120), (24, 9096605), (28, 7797090), (30, 7277284), (35, 6237672), (40, 5457963), (42, 5198060), (49, 4455480), (56, 3898545), (60, 3638642), (70, 3118836), (84, 2599030), (98, 2227740), (105, 2079224), (107, 2040360), (120, 1819321), (140, 1559418), (147, 1485160), (168, 1299515), (196, 1113870), (210, 1039612), (214, 1020180), (245, 891096), (280, 779709), (294, 742580), (321, 680120), (347, 629160), (392, 556935), (420, 519806), (428, 510090), (490, 445548), (535, 408072), (588, 371290), (642, 340060), (694, 314580), (735, 297032), (749, 291480), (840, 259903), (856, 255045), (980, 222774), (1041, 209720), (1070, 204036), (1176, 185645), (1284, 170030), (1388, 157290), (1470, 148516), (1498, 145740), (1605, 136024), (1735, 125832), (1960, 111387), (2082, 104860), (2140, 102018), (2247, 97160), (2429, 89880), (2568, 85015), (2776, 78645), (2940, 74258), (2996, 72870), (3210, 68012), (3470, 62916), (3745, 58296), (4164, 52430), (4280, 51009), (4494, 48580), (4858, 44940), (5205, 41944), (5243, 41640), (5880, 37129), (5992, 36435), (6420, 34006), (6940, 31458), (7287, 29960), (7490, 29148), (8328, 26215), (8988, 24290), (9716, 22470), (10410, 20972), (10486, 20820), (11235, 19432), (12145, 17976), (12840, 17003), (13880, 15729), (14574, 14980)]