621313560

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{373}}^1\times {\mathrm{661}}^1$

素因数の和:1058

約数の個数: 192

約数和(自身を含む): 2317423680

約数和(自身を除く): 1696110120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 373, 420, 504, 630, 661, 746, 840, 1119, 1260, 1322, 1492, 1865, 1983, 2238, 2520, 2611, 2644, 2984, 3305, 3357, 3730, 3966, 4476, 4627, 5222, 5288, 5595, 5949, 6610, 6714, 7460, 7833, 7932, 8952, 9254, 9915, 10444, 11190, 11898, 13055, 13220, 13428, 13881, 14920, 15666, 15864, 16785, 18508, 19830, 20888, 22380, 23135, 23499, 23796, 26110, 26440, 26856, 27762, 29745, 31332, 33570, 37016, 39165, 39660, 41643, 44760, 46270, 46998, 47592, 52220, 55524, 59490, 62664, 67140, 69405, 78330, 79320, 83286, 92540, 93996, 104440, 111048, 117495, 118980, 134280, 138810, 156660, 166572, 185080, 187992, 208215, 234990, 237960, 246553, 277620, 313320, 333144, 416430, 469980, 493106, 555240, 739659, 832860, 939960, 986212, 1232765, 1479318, 1665720, 1725871, 1972424, 2218977, 2465530, 2958636, 3451742, 3698295, 4437954, 4931060, 5177613, 5917272, 6903484, 7396590, 8629355, 8875908, 9862120, 10355226, 11094885, 13806968, 14793180, 15532839, 17258710, 17751816, 20710452, 22189770, 25888065, 29586360, 31065678, 34517420, 41420904, 44379540, 51776130, 62131356, 69034840, 77664195, 88759080, 103552260, 124262712, 155328390, 207104520, 310656780, 621313560]

約数ペア:

[(1, 621313560), (2, 310656780), (3, 207104520), (4, 155328390), (5, 124262712), (6, 103552260), (7, 88759080), (8, 77664195), (9, 69034840), (10, 62131356), (12, 51776130), (14, 44379540), (15, 41420904), (18, 34517420), (20, 31065678), (21, 29586360), (24, 25888065), (28, 22189770), (30, 20710452), (35, 17751816), (36, 17258710), (40, 15532839), (42, 14793180), (45, 13806968), (56, 11094885), (60, 10355226), (63, 9862120), (70, 8875908), (72, 8629355), (84, 7396590), (90, 6903484), (105, 5917272), (120, 5177613), (126, 4931060), (140, 4437954), (168, 3698295), (180, 3451742), (210, 2958636), (252, 2465530), (280, 2218977), (315, 1972424), (360, 1725871), (373, 1665720), (420, 1479318), (504, 1232765), (630, 986212), (661, 939960), (746, 832860), (840, 739659), (1119, 555240), (1260, 493106), (1322, 469980), (1492, 416430), (1865, 333144), (1983, 313320), (2238, 277620), (2520, 246553), (2611, 237960), (2644, 234990), (2984, 208215), (3305, 187992), (3357, 185080), (3730, 166572), (3966, 156660), (4476, 138810), (4627, 134280), (5222, 118980), (5288, 117495), (5595, 111048), (5949, 104440), (6610, 93996), (6714, 92540), (7460, 83286), (7833, 79320), (7932, 78330), (8952, 69405), (9254, 67140), (9915, 62664), (10444, 59490), (11190, 55524), (11898, 52220), (13055, 47592), (13220, 46998), (13428, 46270), (13881, 44760), (14920, 41643), (15666, 39660), (15864, 39165), (16785, 37016), (18508, 33570), (19830, 31332), (20888, 29745), (22380, 27762), (23135, 26856), (23499, 26440), (23796, 26110)]