67421640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3929}}^1$

素因数の和:3967

約数の個数: 128

約数和(自身を含む): 237686400

約数和(自身を除く): 170264760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 78, 88, 104, 110, 120, 130, 132, 143, 156, 165, 195, 220, 260, 264, 286, 312, 330, 390, 429, 440, 520, 572, 660, 715, 780, 858, 1144, 1320, 1430, 1560, 1716, 2145, 2860, 3432, 3929, 4290, 5720, 7858, 8580, 11787, 15716, 17160, 19645, 23574, 31432, 39290, 43219, 47148, 51077, 58935, 78580, 86438, 94296, 102154, 117870, 129657, 153231, 157160, 172876, 204308, 216095, 235740, 255385, 259314, 306462, 345752, 408616, 432190, 471480, 510770, 518628, 561847, 612924, 648285, 766155, 864380, 1021540, 1037256, 1123694, 1225848, 1296570, 1532310, 1685541, 1728760, 2043080, 2247388, 2593140, 2809235, 3064620, 3371082, 4494776, 5186280, 5618470, 6129240, 6742164, 8427705, 11236940, 13484328, 16855410, 22473880, 33710820, 67421640]

約数ペア:

[(1, 67421640), (2, 33710820), (3, 22473880), (4, 16855410), (5, 13484328), (6, 11236940), (8, 8427705), (10, 6742164), (11, 6129240), (12, 5618470), (13, 5186280), (15, 4494776), (20, 3371082), (22, 3064620), (24, 2809235), (26, 2593140), (30, 2247388), (33, 2043080), (39, 1728760), (40, 1685541), (44, 1532310), (52, 1296570), (55, 1225848), (60, 1123694), (65, 1037256), (66, 1021540), (78, 864380), (88, 766155), (104, 648285), (110, 612924), (120, 561847), (130, 518628), (132, 510770), (143, 471480), (156, 432190), (165, 408616), (195, 345752), (220, 306462), (260, 259314), (264, 255385), (286, 235740), (312, 216095), (330, 204308), (390, 172876), (429, 157160), (440, 153231), (520, 129657), (572, 117870), (660, 102154), (715, 94296), (780, 86438), (858, 78580), (1144, 58935), (1320, 51077), (1430, 47148), (1560, 43219), (1716, 39290), (2145, 31432), (2860, 23574), (3432, 19645), (3929, 17160), (4290, 15716), (5720, 11787), (7858, 8580)]