20457934560

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{15733}}^1$

素因数の和:15807

約数の個数: 384

約数和(自身を含む): 83740124160

約数和(自身を除く): 63282189600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 43, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 86, 90, 96, 105, 108, 112, 120, 126, 129, 135, 140, 144, 160, 168, 172, 180, 189, 210, 215, 216, 224, 240, 252, 258, 270, 280, 288, 301, 315, 336, 344, 360, 378, 387, 420, 430, 432, 480, 504, 516, 540, 560, 602, 630, 645, 672, 688, 720, 756, 774, 840, 860, 864, 903, 945, 1008, 1032, 1080, 1120, 1161, 1204, 1260, 1290, 1376, 1440, 1505, 1512, 1548, 1680, 1720, 1806, 1890, 1935, 2016, 2064, 2160, 2322, 2408, 2520, 2580, 2709, 3010, 3024, 3096, 3360, 3440, 3612, 3780, 3870, 4128, 4320, 4515, 4644, 4816, 5040, 5160, 5418, 5805, 6020, 6048, 6192, 6880, 7224, 7560, 7740, 8127, 9030, 9288, 9632, 10080, 10320, 10836, 11610, 12040, 12384, 13545, 14448, 15120, 15480, 15733, 16254, 18060, 18576, 20640, 21672, 23220, 24080, 27090, 28896, 30240, 30960, 31466, 32508, 36120, 37152, 40635, 43344, 46440, 47199, 48160, 54180, 61920, 62932, 65016, 72240, 78665, 81270, 86688, 92880, 94398, 108360, 110131, 125864, 130032, 141597, 144480, 157330, 162540, 185760, 188796, 216720, 220262, 235995, 251728, 260064, 283194, 314660, 325080, 330393, 377592, 424791, 433440, 440524, 471990, 503456, 550655, 566388, 629320, 650160, 660786, 676519, 707985, 755184, 849582, 881048, 943980, 991179, 1101310, 1132776, 1258640, 1300320, 1321572, 1353038, 1415970, 1510368, 1651965, 1699164, 1762096, 1887960, 1982358, 2029557, 2123955, 2202620, 2265552, 2517280, 2643144, 2706076, 2831940, 2973537, 3303930, 3382595, 3398328, 3524192, 3775920, 3964716, 4059114, 4247910, 4405240, 4531104, 4735633, 4955895, 5286288, 5412152, 5663880, 5947074, 6088671, 6607860, 6765190, 6796656, 7551840, 7929432, 8118228, 8495820, 8810480, 9471266, 9911790, 10147785, 10572576, 10824304, 11327760, 11894148, 12177342, 13215720, 13530380, 13593312, 14206899, 14867685, 15858864, 16236456, 16991640, 17620960, 18266013, 18942532, 19823580, 20295570, 21648608, 22655520, 23678165, 23788296, 24354684, 26431440, 27060760, 28413798, 29735370, 30443355, 31717728, 32472912, 33983280, 36532026, 37885064, 39647160, 40591140, 42620697, 47356330, 47576592, 48709368, 52862880, 54121520, 56827596, 59470740, 60886710, 64945824, 67966560, 71034495, 73064052, 75770128, 79294320, 81182280, 85241394, 91330065, 94712660, 95153184, 97418736, 108243040, 113655192, 118941480, 121773420, 127862091, 142068990, 146128104, 151540256, 158588640, 162364560, 170482788, 182660130, 189425320, 194837472, 213103485, 227310384, 237882960, 243546840, 255724182, 284137980, 292256208, 324729120, 340965576, 365320260, 378850640, 426206970, 454620768, 475765920, 487093680, 511448364, 568275960, 584512416, 639310455, 681931152, 730640520, 757701280, 852413940, 974187360, 1022896728, 1136551920, 1278620910, 1363862304, 1461281040, 1704827880, 2045793456, 2273103840, 2557241820, 2922562080, 3409655760, 4091586912, 5114483640, 6819311520, 10228967280, 20457934560]

約数ペア:

[(1, 20457934560), (2, 10228967280), (3, 6819311520), (4, 5114483640), (5, 4091586912), (6, 3409655760), (7, 2922562080), (8, 2557241820), (9, 2273103840), (10, 2045793456), (12, 1704827880), (14, 1461281040), (15, 1363862304), (16, 1278620910), (18, 1136551920), (20, 1022896728), (21, 974187360), (24, 852413940), (27, 757701280), (28, 730640520), (30, 681931152), (32, 639310455), (35, 584512416), (36, 568275960), (40, 511448364), (42, 487093680), (43, 475765920), (45, 454620768), (48, 426206970), (54, 378850640), (56, 365320260), (60, 340965576), (63, 324729120), (70, 292256208), (72, 284137980), (80, 255724182), (84, 243546840), (86, 237882960), (90, 227310384), (96, 213103485), (105, 194837472), (108, 189425320), (112, 182660130), (120, 170482788), (126, 162364560), (129, 158588640), (135, 151540256), (140, 146128104), (144, 142068990), (160, 127862091), (168, 121773420), (172, 118941480), (180, 113655192), (189, 108243040), (210, 97418736), (215, 95153184), (216, 94712660), (224, 91330065), (240, 85241394), (252, 81182280), (258, 79294320), (270, 75770128), (280, 73064052), (288, 71034495), (301, 67966560), (315, 64945824), (336, 60886710), (344, 59470740), (360, 56827596), (378, 54121520), (387, 52862880), (420, 48709368), (430, 47576592), (432, 47356330), (480, 42620697), (504, 40591140), (516, 39647160), (540, 37885064), (560, 36532026), (602, 33983280), (630, 32472912), (645, 31717728), (672, 30443355), (688, 29735370), (720, 28413798), (756, 27060760), (774, 26431440), (840, 24354684), (860, 23788296), (864, 23678165), (903, 22655520), (945, 21648608), (1008, 20295570), (1032, 19823580), (1080, 18942532), (1120, 18266013), (1161, 17620960), (1204, 16991640), (1260, 16236456), (1290, 15858864), (1376, 14867685), (1440, 14206899), (1505, 13593312), (1512, 13530380), (1548, 13215720), (1680, 12177342), (1720, 11894148), (1806, 11327760), (1890, 10824304), (1935, 10572576), (2016, 10147785), (2064, 9911790), (2160, 9471266), (2322, 8810480), (2408, 8495820), (2520, 8118228), (2580, 7929432), (2709, 7551840), (3010, 6796656), (3024, 6765190), (3096, 6607860), (3360, 6088671), (3440, 5947074), (3612, 5663880), (3780, 5412152), (3870, 5286288), (4128, 4955895), (4320, 4735633), (4515, 4531104), (4644, 4405240), (4816, 4247910), (5040, 4059114), (5160, 3964716), (5418, 3775920), (5805, 3524192), (6020, 3398328), (6048, 3382595), (6192, 3303930), (6880, 2973537), (7224, 2831940), (7560, 2706076), (7740, 2643144), (8127, 2517280), (9030, 2265552), (9288, 2202620), (9632, 2123955), (10080, 2029557), (10320, 1982358), (10836, 1887960), (11610, 1762096), (12040, 1699164), (12384, 1651965), (13545, 1510368), (14448, 1415970), (15120, 1353038), (15480, 1321572), (15733, 1300320), (16254, 1258640), (18060, 1132776), (18576, 1101310), (20640, 991179), (21672, 943980), (23220, 881048), (24080, 849582), (27090, 755184), (28896, 707985), (30240, 676519), (30960, 660786), (31466, 650160), (32508, 629320), (36120, 566388), (37152, 550655), (40635, 503456), (43344, 471990), (46440, 440524), (47199, 433440), (48160, 424791), (54180, 377592), (61920, 330393), (62932, 325080), (65016, 314660), (72240, 283194), (78665, 260064), (81270, 251728), (86688, 235995), (92880, 220262), (94398, 216720), (108360, 188796), (110131, 185760), (125864, 162540), (130032, 157330), (141597, 144480)]