240481920

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{617}}^1$

素因数の和:675

約数の個数: 256

約数和(自身を含む): 907718400

約数和(自身を除く): 667236480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 29, 30, 32, 35, 40, 42, 48, 56, 58, 60, 64, 70, 80, 84, 87, 96, 105, 112, 116, 120, 128, 140, 145, 160, 168, 174, 192, 203, 210, 224, 232, 240, 280, 290, 320, 336, 348, 384, 406, 420, 435, 448, 464, 480, 560, 580, 609, 617, 640, 672, 696, 812, 840, 870, 896, 928, 960, 1015, 1120, 1160, 1218, 1234, 1344, 1392, 1624, 1680, 1740, 1851, 1856, 1920, 2030, 2240, 2320, 2436, 2468, 2688, 2784, 3045, 3085, 3248, 3360, 3480, 3702, 3712, 4060, 4319, 4480, 4640, 4872, 4936, 5568, 6090, 6170, 6496, 6720, 6960, 7404, 8120, 8638, 9255, 9280, 9744, 9872, 11136, 12180, 12340, 12957, 12992, 13440, 13920, 14808, 16240, 17276, 17893, 18510, 18560, 19488, 19744, 21595, 24360, 24680, 25914, 25984, 27840, 29616, 32480, 34552, 35786, 37020, 38976, 39488, 43190, 48720, 49360, 51828, 53679, 55680, 59232, 64785, 64960, 69104, 71572, 74040, 77952, 78976, 86380, 89465, 97440, 98720, 103656, 107358, 118464, 125251, 129570, 129920, 138208, 143144, 148080, 172760, 178930, 194880, 197440, 207312, 214716, 236928, 250502, 259140, 268395, 276416, 286288, 296160, 345520, 357860, 375753, 389760, 394880, 414624, 429432, 501004, 518280, 536790, 552832, 572576, 592320, 626255, 691040, 715720, 751506, 829248, 858864, 1002008, 1036560, 1073580, 1145152, 1184640, 1252510, 1382080, 1431440, 1503012, 1658496, 1717728, 1878765, 2004016, 2073120, 2147160, 2290304, 2505020, 2764160, 2862880, 3006024, 3435456, 3757530, 4008032, 4146240, 4294320, 5010040, 5725760, 6012048, 6870912, 7515060, 8016064, 8292480, 8588640, 10020080, 11451520, 12024096, 15030120, 16032128, 17177280, 20040160, 24048192, 30060240, 34354560, 40080320, 48096384, 60120480, 80160640, 120240960, 240481920]

約数ペア:

[(1, 240481920), (2, 120240960), (3, 80160640), (4, 60120480), (5, 48096384), (6, 40080320), (7, 34354560), (8, 30060240), (10, 24048192), (12, 20040160), (14, 17177280), (15, 16032128), (16, 15030120), (20, 12024096), (21, 11451520), (24, 10020080), (28, 8588640), (29, 8292480), (30, 8016064), (32, 7515060), (35, 6870912), (40, 6012048), (42, 5725760), (48, 5010040), (56, 4294320), (58, 4146240), (60, 4008032), (64, 3757530), (70, 3435456), (80, 3006024), (84, 2862880), (87, 2764160), (96, 2505020), (105, 2290304), (112, 2147160), (116, 2073120), (120, 2004016), (128, 1878765), (140, 1717728), (145, 1658496), (160, 1503012), (168, 1431440), (174, 1382080), (192, 1252510), (203, 1184640), (210, 1145152), (224, 1073580), (232, 1036560), (240, 1002008), (280, 858864), (290, 829248), (320, 751506), (336, 715720), (348, 691040), (384, 626255), (406, 592320), (420, 572576), (435, 552832), (448, 536790), (464, 518280), (480, 501004), (560, 429432), (580, 414624), (609, 394880), (617, 389760), (640, 375753), (672, 357860), (696, 345520), (812, 296160), (840, 286288), (870, 276416), (896, 268395), (928, 259140), (960, 250502), (1015, 236928), (1120, 214716), (1160, 207312), (1218, 197440), (1234, 194880), (1344, 178930), (1392, 172760), (1624, 148080), (1680, 143144), (1740, 138208), (1851, 129920), (1856, 129570), (1920, 125251), (2030, 118464), (2240, 107358), (2320, 103656), (2436, 98720), (2468, 97440), (2688, 89465), (2784, 86380), (3045, 78976), (3085, 77952), (3248, 74040), (3360, 71572), (3480, 69104), (3702, 64960), (3712, 64785), (4060, 59232), (4319, 55680), (4480, 53679), (4640, 51828), (4872, 49360), (4936, 48720), (5568, 43190), (6090, 39488), (6170, 38976), (6496, 37020), (6720, 35786), (6960, 34552), (7404, 32480), (8120, 29616), (8638, 27840), (9255, 25984), (9280, 25914), (9744, 24680), (9872, 24360), (11136, 21595), (12180, 19744), (12340, 19488), (12957, 18560), (12992, 18510), (13440, 17893), (13920, 17276), (14808, 16240)]