18926880

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:199

約数の個数: 192

約数和(自身を含む): 70253568

約数和(自身を除く): 51326688

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 43, 48, 56, 60, 70, 80, 84, 86, 96, 105, 112, 120, 129, 131, 140, 160, 168, 172, 210, 215, 224, 240, 258, 262, 280, 301, 336, 344, 393, 420, 430, 480, 516, 524, 560, 602, 645, 655, 672, 688, 786, 840, 860, 903, 917, 1032, 1048, 1120, 1204, 1290, 1310, 1376, 1505, 1572, 1680, 1720, 1806, 1834, 1965, 2064, 2096, 2408, 2580, 2620, 2751, 3010, 3144, 3360, 3440, 3612, 3668, 3930, 4128, 4192, 4515, 4585, 4816, 5160, 5240, 5502, 5633, 6020, 6288, 6880, 7224, 7336, 7860, 9030, 9170, 9632, 10320, 10480, 11004, 11266, 12040, 12576, 13755, 14448, 14672, 15720, 16899, 18060, 18340, 20640, 20960, 22008, 22532, 24080, 27510, 28165, 28896, 29344, 31440, 33798, 36120, 36680, 39431, 44016, 45064, 48160, 55020, 56330, 62880, 67596, 72240, 73360, 78862, 84495, 88032, 90128, 110040, 112660, 118293, 135192, 144480, 146720, 157724, 168990, 180256, 197155, 220080, 225320, 236586, 270384, 315448, 337980, 394310, 440160, 450640, 473172, 540768, 591465, 630896, 675960, 788620, 901280, 946344, 1182930, 1261792, 1351920, 1577240, 1892688, 2365860, 2703840, 3154480, 3785376, 4731720, 6308960, 9463440, 18926880]

約数ペア:

[(1, 18926880), (2, 9463440), (3, 6308960), (4, 4731720), (5, 3785376), (6, 3154480), (7, 2703840), (8, 2365860), (10, 1892688), (12, 1577240), (14, 1351920), (15, 1261792), (16, 1182930), (20, 946344), (21, 901280), (24, 788620), (28, 675960), (30, 630896), (32, 591465), (35, 540768), (40, 473172), (42, 450640), (43, 440160), (48, 394310), (56, 337980), (60, 315448), (70, 270384), (80, 236586), (84, 225320), (86, 220080), (96, 197155), (105, 180256), (112, 168990), (120, 157724), (129, 146720), (131, 144480), (140, 135192), (160, 118293), (168, 112660), (172, 110040), (210, 90128), (215, 88032), (224, 84495), (240, 78862), (258, 73360), (262, 72240), (280, 67596), (301, 62880), (336, 56330), (344, 55020), (393, 48160), (420, 45064), (430, 44016), (480, 39431), (516, 36680), (524, 36120), (560, 33798), (602, 31440), (645, 29344), (655, 28896), (672, 28165), (688, 27510), (786, 24080), (840, 22532), (860, 22008), (903, 20960), (917, 20640), (1032, 18340), (1048, 18060), (1120, 16899), (1204, 15720), (1290, 14672), (1310, 14448), (1376, 13755), (1505, 12576), (1572, 12040), (1680, 11266), (1720, 11004), (1806, 10480), (1834, 10320), (1965, 9632), (2064, 9170), (2096, 9030), (2408, 7860), (2580, 7336), (2620, 7224), (2751, 6880), (3010, 6288), (3144, 6020), (3360, 5633), (3440, 5502), (3612, 5240), (3668, 5160), (3930, 4816), (4128, 4585), (4192, 4515)]