18847080

素因数分解:

$2^3\times 3^5\times 5^1\times 7^1\times {\mathrm{277}}^1$

素因数の和:310

約数の個数: 192

約数和(自身を含む): 72858240

約数和(自身を除く): 54011160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 108, 120, 126, 135, 140, 162, 168, 180, 189, 210, 216, 243, 252, 270, 277, 280, 315, 324, 360, 378, 405, 420, 486, 504, 540, 554, 567, 630, 648, 756, 810, 831, 840, 945, 972, 1080, 1108, 1134, 1215, 1260, 1385, 1512, 1620, 1662, 1701, 1890, 1939, 1944, 2216, 2268, 2430, 2493, 2520, 2770, 2835, 3240, 3324, 3402, 3780, 3878, 4155, 4536, 4860, 4986, 5540, 5670, 5817, 6648, 6804, 7479, 7560, 7756, 8310, 8505, 9695, 9720, 9972, 11080, 11340, 11634, 12465, 13608, 14958, 15512, 16620, 17010, 17451, 19390, 19944, 22437, 22680, 23268, 24930, 29085, 29916, 33240, 34020, 34902, 37395, 38780, 44874, 46536, 49860, 52353, 58170, 59832, 67311, 68040, 69804, 74790, 77560, 87255, 89748, 99720, 104706, 112185, 116340, 134622, 139608, 149580, 157059, 174510, 179496, 209412, 224370, 232680, 261765, 269244, 299160, 314118, 336555, 349020, 418824, 448740, 471177, 523530, 538488, 628236, 673110, 698040, 785295, 897480, 942354, 1047060, 1256472, 1346220, 1570590, 1884708, 2094120, 2355885, 2692440, 3141180, 3769416, 4711770, 6282360, 9423540, 18847080]

約数ペア:

[(1, 18847080), (2, 9423540), (3, 6282360), (4, 4711770), (5, 3769416), (6, 3141180), (7, 2692440), (8, 2355885), (9, 2094120), (10, 1884708), (12, 1570590), (14, 1346220), (15, 1256472), (18, 1047060), (20, 942354), (21, 897480), (24, 785295), (27, 698040), (28, 673110), (30, 628236), (35, 538488), (36, 523530), (40, 471177), (42, 448740), (45, 418824), (54, 349020), (56, 336555), (60, 314118), (63, 299160), (70, 269244), (72, 261765), (81, 232680), (84, 224370), (90, 209412), (105, 179496), (108, 174510), (120, 157059), (126, 149580), (135, 139608), (140, 134622), (162, 116340), (168, 112185), (180, 104706), (189, 99720), (210, 89748), (216, 87255), (243, 77560), (252, 74790), (270, 69804), (277, 68040), (280, 67311), (315, 59832), (324, 58170), (360, 52353), (378, 49860), (405, 46536), (420, 44874), (486, 38780), (504, 37395), (540, 34902), (554, 34020), (567, 33240), (630, 29916), (648, 29085), (756, 24930), (810, 23268), (831, 22680), (840, 22437), (945, 19944), (972, 19390), (1080, 17451), (1108, 17010), (1134, 16620), (1215, 15512), (1260, 14958), (1385, 13608), (1512, 12465), (1620, 11634), (1662, 11340), (1701, 11080), (1890, 9972), (1939, 9720), (1944, 9695), (2216, 8505), (2268, 8310), (2430, 7756), (2493, 7560), (2520, 7479), (2770, 6804), (2835, 6648), (3240, 5817), (3324, 5670), (3402, 5540), (3780, 4986), (3878, 4860), (4155, 4536)]