20264787360

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{17569}}^1$

素因数の和:17685

約数の個数: 240

約数和(自身を含む): 72325499400

約数和(自身を除く): 52060712040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 89, 90, 96, 108, 120, 135, 144, 160, 162, 178, 180, 216, 240, 267, 270, 288, 324, 356, 360, 405, 432, 445, 480, 534, 540, 648, 712, 720, 801, 810, 864, 890, 1068, 1080, 1296, 1335, 1424, 1440, 1602, 1620, 1780, 2136, 2160, 2403, 2592, 2670, 2848, 3204, 3240, 3560, 4005, 4272, 4320, 4806, 5340, 6408, 6480, 7120, 7209, 8010, 8544, 9612, 10680, 12015, 12816, 12960, 14240, 14418, 16020, 17569, 19224, 21360, 24030, 25632, 28836, 32040, 35138, 36045, 38448, 42720, 48060, 52707, 57672, 64080, 70276, 72090, 76896, 87845, 96120, 105414, 115344, 128160, 140552, 144180, 158121, 175690, 192240, 210828, 230688, 263535, 281104, 288360, 316242, 351380, 384480, 421656, 474363, 527070, 562208, 576720, 632484, 702760, 790605, 843312, 948726, 1054140, 1153440, 1264968, 1405520, 1423089, 1563641, 1581210, 1686624, 1897452, 2108280, 2371815, 2529936, 2811040, 2846178, 3127282, 3162420, 3794904, 4216560, 4690923, 4743630, 5059872, 5692356, 6254564, 6324840, 7115445, 7589808, 7818205, 8433120, 9381846, 9487260, 11384712, 12509128, 12649680, 14072769, 14230890, 15179616, 15636410, 18763692, 18974520, 22769424, 23454615, 25018256, 25299360, 28145538, 28461780, 31272820, 37527384, 37949040, 42218307, 45538848, 46909230, 50036512, 56291076, 56923560, 62545640, 70363845, 75054768, 75898080, 84436614, 93818460, 112582152, 113847120, 125091280, 126654921, 140727690, 150109536, 168873228, 187636920, 211091535, 225164304, 227694240, 250182560, 253309842, 281455380, 337746456, 375273840, 422183070, 450328608, 506619684, 562910760, 633274605, 675492912, 750547680, 844366140, 1013239368, 1125821520, 1266549210, 1350985824, 1688732280, 2026478736, 2251643040, 2533098420, 3377464560, 4052957472, 5066196840, 6754929120, 10132393680, 20264787360]

約数ペア:

[(1, 20264787360), (2, 10132393680), (3, 6754929120), (4, 5066196840), (5, 4052957472), (6, 3377464560), (8, 2533098420), (9, 2251643040), (10, 2026478736), (12, 1688732280), (15, 1350985824), (16, 1266549210), (18, 1125821520), (20, 1013239368), (24, 844366140), (27, 750547680), (30, 675492912), (32, 633274605), (36, 562910760), (40, 506619684), (45, 450328608), (48, 422183070), (54, 375273840), (60, 337746456), (72, 281455380), (80, 253309842), (81, 250182560), (89, 227694240), (90, 225164304), (96, 211091535), (108, 187636920), (120, 168873228), (135, 150109536), (144, 140727690), (160, 126654921), (162, 125091280), (178, 113847120), (180, 112582152), (216, 93818460), (240, 84436614), (267, 75898080), (270, 75054768), (288, 70363845), (324, 62545640), (356, 56923560), (360, 56291076), (405, 50036512), (432, 46909230), (445, 45538848), (480, 42218307), (534, 37949040), (540, 37527384), (648, 31272820), (712, 28461780), (720, 28145538), (801, 25299360), (810, 25018256), (864, 23454615), (890, 22769424), (1068, 18974520), (1080, 18763692), (1296, 15636410), (1335, 15179616), (1424, 14230890), (1440, 14072769), (1602, 12649680), (1620, 12509128), (1780, 11384712), (2136, 9487260), (2160, 9381846), (2403, 8433120), (2592, 7818205), (2670, 7589808), (2848, 7115445), (3204, 6324840), (3240, 6254564), (3560, 5692356), (4005, 5059872), (4272, 4743630), (4320, 4690923), (4806, 4216560), (5340, 3794904), (6408, 3162420), (6480, 3127282), (7120, 2846178), (7209, 2811040), (8010, 2529936), (8544, 2371815), (9612, 2108280), (10680, 1897452), (12015, 1686624), (12816, 1581210), (12960, 1563641), (14240, 1423089), (14418, 1405520), (16020, 1264968), (17569, 1153440), (19224, 1054140), (21360, 948726), (24030, 843312), (25632, 790605), (28836, 702760), (32040, 632484), (35138, 576720), (36045, 562208), (38448, 527070), (42720, 474363), (48060, 421656), (52707, 384480), (57672, 351380), (64080, 316242), (70276, 288360), (72090, 281104), (76896, 263535), (87845, 230688), (96120, 210828), (105414, 192240), (115344, 175690), (128160, 158121), (140552, 144180)]