19920051200

素因数分解:

$2^{10}\times 5^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1249}}^1$

素因数の和:1375

約数の個数: 264

約数和(自身を含む): 57111300000

約数和(自身を除く): 37191248800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 89, 100, 112, 128, 140, 160, 175, 178, 200, 224, 256, 280, 320, 350, 356, 400, 445, 448, 512, 560, 623, 640, 700, 712, 800, 890, 896, 1024, 1120, 1246, 1249, 1280, 1400, 1424, 1600, 1780, 1792, 2225, 2240, 2492, 2498, 2560, 2800, 2848, 3115, 3200, 3560, 3584, 4450, 4480, 4984, 4996, 5120, 5600, 5696, 6230, 6245, 6400, 7120, 7168, 8743, 8900, 8960, 9968, 9992, 11200, 11392, 12460, 12490, 12800, 14240, 15575, 17486, 17800, 17920, 19936, 19984, 22400, 22784, 24920, 24980, 25600, 28480, 31150, 31225, 34972, 35600, 35840, 39872, 39968, 43715, 44800, 45568, 49840, 49960, 56960, 62300, 62450, 69944, 71200, 79744, 79936, 87430, 89600, 91136, 99680, 99920, 111161, 113920, 124600, 124900, 139888, 142400, 159488, 159872, 174860, 179200, 199360, 199840, 218575, 222322, 227840, 249200, 249800, 279776, 284800, 318976, 319744, 349720, 398720, 399680, 437150, 444644, 455680, 498400, 499600, 555805, 559552, 569600, 637952, 639488, 699440, 778127, 797440, 799360, 874300, 889288, 996800, 999200, 1111610, 1119104, 1139200, 1278976, 1398880, 1556254, 1594880, 1598720, 1748600, 1778576, 1993600, 1998400, 2223220, 2238208, 2278400, 2779025, 2797760, 3112508, 3189760, 3197440, 3497200, 3557152, 3890635, 3987200, 3996800, 4446440, 4476416, 5558050, 5595520, 6225016, 6394880, 6994400, 7114304, 7781270, 7974400, 7993600, 8892880, 8952832, 11116100, 11191040, 12450032, 13988800, 14228608, 15562540, 15948800, 15987200, 17785760, 19453175, 22232200, 22382080, 24900064, 27977600, 28457216, 31125080, 31974400, 35571520, 38906350, 44464400, 44764160, 49800128, 55955200, 56914432, 62250160, 71143040, 77812700, 88928800, 99600256, 111910400, 113828864, 124500320, 142286080, 155625400, 177857600, 199200512, 223820800, 249000640, 284572160, 311250800, 355715200, 398401024, 498001280, 569144320, 622501600, 711430400, 796802048, 996002560, 1245003200, 1422860800, 1992005120, 2490006400, 2845721600, 3984010240, 4980012800, 9960025600, 19920051200]

約数ペア:

[(1, 19920051200), (2, 9960025600), (4, 4980012800), (5, 3984010240), (7, 2845721600), (8, 2490006400), (10, 1992005120), (14, 1422860800), (16, 1245003200), (20, 996002560), (25, 796802048), (28, 711430400), (32, 622501600), (35, 569144320), (40, 498001280), (50, 398401024), (56, 355715200), (64, 311250800), (70, 284572160), (80, 249000640), (89, 223820800), (100, 199200512), (112, 177857600), (128, 155625400), (140, 142286080), (160, 124500320), (175, 113828864), (178, 111910400), (200, 99600256), (224, 88928800), (256, 77812700), (280, 71143040), (320, 62250160), (350, 56914432), (356, 55955200), (400, 49800128), (445, 44764160), (448, 44464400), (512, 38906350), (560, 35571520), (623, 31974400), (640, 31125080), (700, 28457216), (712, 27977600), (800, 24900064), (890, 22382080), (896, 22232200), (1024, 19453175), (1120, 17785760), (1246, 15987200), (1249, 15948800), (1280, 15562540), (1400, 14228608), (1424, 13988800), (1600, 12450032), (1780, 11191040), (1792, 11116100), (2225, 8952832), (2240, 8892880), (2492, 7993600), (2498, 7974400), (2560, 7781270), (2800, 7114304), (2848, 6994400), (3115, 6394880), (3200, 6225016), (3560, 5595520), (3584, 5558050), (4450, 4476416), (4480, 4446440), (4984, 3996800), (4996, 3987200), (5120, 3890635), (5600, 3557152), (5696, 3497200), (6230, 3197440), (6245, 3189760), (6400, 3112508), (7120, 2797760), (7168, 2779025), (8743, 2278400), (8900, 2238208), (8960, 2223220), (9968, 1998400), (9992, 1993600), (11200, 1778576), (11392, 1748600), (12460, 1598720), (12490, 1594880), (12800, 1556254), (14240, 1398880), (15575, 1278976), (17486, 1139200), (17800, 1119104), (17920, 1111610), (19936, 999200), (19984, 996800), (22400, 889288), (22784, 874300), (24920, 799360), (24980, 797440), (25600, 778127), (28480, 699440), (31150, 639488), (31225, 637952), (34972, 569600), (35600, 559552), (35840, 555805), (39872, 499600), (39968, 498400), (43715, 455680), (44800, 444644), (45568, 437150), (49840, 399680), (49960, 398720), (56960, 349720), (62300, 319744), (62450, 318976), (69944, 284800), (71200, 279776), (79744, 249800), (79936, 249200), (87430, 227840), (89600, 222322), (91136, 218575), (99680, 199840), (99920, 199360), (111161, 179200), (113920, 174860), (124600, 159872), (124900, 159488), (139888, 142400)]