218867040

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{21713}}^1$

素因数の和:21741

約数の個数: 144

約数和(自身を含む): 853620768

約数和(自身を除く): 634753728

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 21713, 43426, 65139, 86852, 108565, 130278, 151991, 173704, 195417, 217130, 260556, 303982, 325695, 347408, 390834, 434260, 455973, 521112, 607964, 651390, 694816, 759955, 781668, 868520, 911946, 977085, 1042224, 1215928, 1302780, 1367919, 1519910, 1563336, 1737040, 1823892, 1954170, 2084448, 2279865, 2431856, 2605560, 2735838, 3039820, 3126672, 3474080, 3647784, 3908340, 4559730, 4863712, 5211120, 5471676, 6079640, 6253344, 6839595, 7295568, 7816680, 9119460, 10422240, 10943352, 12159280, 13679190, 14591136, 15633360, 18238920, 21886704, 24318560, 27358380, 31266720, 36477840, 43773408, 54716760, 72955680, 109433520, 218867040]

約数ペア:

[(1, 218867040), (2, 109433520), (3, 72955680), (4, 54716760), (5, 43773408), (6, 36477840), (7, 31266720), (8, 27358380), (9, 24318560), (10, 21886704), (12, 18238920), (14, 15633360), (15, 14591136), (16, 13679190), (18, 12159280), (20, 10943352), (21, 10422240), (24, 9119460), (28, 7816680), (30, 7295568), (32, 6839595), (35, 6253344), (36, 6079640), (40, 5471676), (42, 5211120), (45, 4863712), (48, 4559730), (56, 3908340), (60, 3647784), (63, 3474080), (70, 3126672), (72, 3039820), (80, 2735838), (84, 2605560), (90, 2431856), (96, 2279865), (105, 2084448), (112, 1954170), (120, 1823892), (126, 1737040), (140, 1563336), (144, 1519910), (160, 1367919), (168, 1302780), (180, 1215928), (210, 1042224), (224, 977085), (240, 911946), (252, 868520), (280, 781668), (288, 759955), (315, 694816), (336, 651390), (360, 607964), (420, 521112), (480, 455973), (504, 434260), (560, 390834), (630, 347408), (672, 325695), (720, 303982), (840, 260556), (1008, 217130), (1120, 195417), (1260, 173704), (1440, 151991), (1680, 130278), (2016, 108565), (2520, 86852), (3360, 65139), (5040, 43426), (10080, 21713)]