138870480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{631}}^1$

素因数の和:785

約数の個数: 160

約数和(自身を含む): 496539648

約数和(自身を除く): 357669168

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 131, 140, 168, 210, 240, 262, 280, 336, 393, 420, 524, 560, 631, 655, 786, 840, 917, 1048, 1262, 1310, 1572, 1680, 1834, 1893, 1965, 2096, 2524, 2620, 2751, 3144, 3155, 3668, 3786, 3930, 4417, 4585, 5048, 5240, 5502, 6288, 6310, 7336, 7572, 7860, 8834, 9170, 9465, 10096, 10480, 11004, 12620, 13251, 13755, 14672, 15144, 15720, 17668, 18340, 18930, 22008, 22085, 25240, 26502, 27510, 30288, 31440, 35336, 36680, 37860, 44016, 44170, 50480, 53004, 55020, 66255, 70672, 73360, 75720, 82661, 88340, 106008, 110040, 132510, 151440, 165322, 176680, 212016, 220080, 247983, 265020, 330644, 353360, 413305, 495966, 530040, 578627, 661288, 826610, 991932, 1060080, 1157254, 1239915, 1322576, 1653220, 1735881, 1983864, 2314508, 2479830, 2893135, 3306440, 3471762, 3967728, 4629016, 4959660, 5786270, 6612880, 6943524, 8679405, 9258032, 9919320, 11572540, 13887048, 17358810, 19838640, 23145080, 27774096, 34717620, 46290160, 69435240, 138870480]

約数ペア:

[(1, 138870480), (2, 69435240), (3, 46290160), (4, 34717620), (5, 27774096), (6, 23145080), (7, 19838640), (8, 17358810), (10, 13887048), (12, 11572540), (14, 9919320), (15, 9258032), (16, 8679405), (20, 6943524), (21, 6612880), (24, 5786270), (28, 4959660), (30, 4629016), (35, 3967728), (40, 3471762), (42, 3306440), (48, 2893135), (56, 2479830), (60, 2314508), (70, 1983864), (80, 1735881), (84, 1653220), (105, 1322576), (112, 1239915), (120, 1157254), (131, 1060080), (140, 991932), (168, 826610), (210, 661288), (240, 578627), (262, 530040), (280, 495966), (336, 413305), (393, 353360), (420, 330644), (524, 265020), (560, 247983), (631, 220080), (655, 212016), (786, 176680), (840, 165322), (917, 151440), (1048, 132510), (1262, 110040), (1310, 106008), (1572, 88340), (1680, 82661), (1834, 75720), (1893, 73360), (1965, 70672), (2096, 66255), (2524, 55020), (2620, 53004), (2751, 50480), (3144, 44170), (3155, 44016), (3668, 37860), (3786, 36680), (3930, 35336), (4417, 31440), (4585, 30288), (5048, 27510), (5240, 26502), (5502, 25240), (6288, 22085), (6310, 22008), (7336, 18930), (7572, 18340), (7860, 17668), (8834, 15720), (9170, 15144), (9465, 14672), (10096, 13755), (10480, 13251), (11004, 12620)]