19404042480

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{643}}^1\times {\mathrm{4657}}^1$

素因数の和:5325

約数の個数: 200

約数和(自身を含む): 67512418512

約数和(自身を除く): 48108376032

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 643, 648, 720, 810, 1080, 1286, 1296, 1620, 1929, 2160, 2572, 3215, 3240, 3858, 4657, 5144, 5787, 6430, 6480, 7716, 9314, 9645, 10288, 11574, 12860, 13971, 15432, 17361, 18628, 19290, 23148, 23285, 25720, 27942, 28935, 30864, 34722, 37256, 38580, 41913, 46296, 46570, 51440, 52083, 55884, 57870, 69444, 69855, 74512, 77160, 83826, 86805, 92592, 93140, 104166, 111768, 115740, 125739, 138888, 139710, 154320, 167652, 173610, 186280, 208332, 209565, 223536, 231480, 251478, 260415, 277776, 279420, 335304, 347220, 372560, 377217, 416664, 419130, 462960, 502956, 520830, 558840, 628695, 670608, 694440, 754434, 833328, 838260, 1005912, 1041660, 1117680, 1257390, 1388880, 1508868, 1676520, 1886085, 2011824, 2083320, 2514780, 2994451, 3017736, 3353040, 3772170, 4166640, 5029560, 5988902, 6035472, 7544340, 8983353, 10059120, 11977804, 14972255, 15088680, 17966706, 23955608, 26950059, 29944510, 30177360, 35933412, 44916765, 47911216, 53900118, 59889020, 71866824, 80850177, 89833530, 107800236, 119778040, 134750295, 143733648, 161700354, 179667060, 215600472, 239556080, 242550531, 269500590, 323400708, 359334120, 404250885, 431200944, 485101062, 539001180, 646801416, 718668240, 808501770, 970202124, 1078002360, 1212752655, 1293602832, 1617003540, 1940404248, 2156004720, 2425505310, 3234007080, 3880808496, 4851010620, 6468014160, 9702021240, 19404042480]

約数ペア:

[(1, 19404042480), (2, 9702021240), (3, 6468014160), (4, 4851010620), (5, 3880808496), (6, 3234007080), (8, 2425505310), (9, 2156004720), (10, 1940404248), (12, 1617003540), (15, 1293602832), (16, 1212752655), (18, 1078002360), (20, 970202124), (24, 808501770), (27, 718668240), (30, 646801416), (36, 539001180), (40, 485101062), (45, 431200944), (48, 404250885), (54, 359334120), (60, 323400708), (72, 269500590), (80, 242550531), (81, 239556080), (90, 215600472), (108, 179667060), (120, 161700354), (135, 143733648), (144, 134750295), (162, 119778040), (180, 107800236), (216, 89833530), (240, 80850177), (270, 71866824), (324, 59889020), (360, 53900118), (405, 47911216), (432, 44916765), (540, 35933412), (643, 30177360), (648, 29944510), (720, 26950059), (810, 23955608), (1080, 17966706), (1286, 15088680), (1296, 14972255), (1620, 11977804), (1929, 10059120), (2160, 8983353), (2572, 7544340), (3215, 6035472), (3240, 5988902), (3858, 5029560), (4657, 4166640), (5144, 3772170), (5787, 3353040), (6430, 3017736), (6480, 2994451), (7716, 2514780), (9314, 2083320), (9645, 2011824), (10288, 1886085), (11574, 1676520), (12860, 1508868), (13971, 1388880), (15432, 1257390), (17361, 1117680), (18628, 1041660), (19290, 1005912), (23148, 838260), (23285, 833328), (25720, 754434), (27942, 694440), (28935, 670608), (30864, 628695), (34722, 558840), (37256, 520830), (38580, 502956), (41913, 462960), (46296, 419130), (46570, 416664), (51440, 377217), (52083, 372560), (55884, 347220), (57870, 335304), (69444, 279420), (69855, 277776), (74512, 260415), (77160, 251478), (83826, 231480), (86805, 223536), (92592, 209565), (93140, 208332), (104166, 186280), (111768, 173610), (115740, 167652), (125739, 154320), (138888, 139710)]