138885240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5237}}^1$

素因数の和:5281

約数の個数: 128

約数和(自身を含む): 475191360

約数和(自身を除く): 336306120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 51, 52, 60, 65, 68, 78, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 221, 255, 260, 312, 340, 390, 408, 442, 510, 520, 663, 680, 780, 884, 1020, 1105, 1326, 1560, 1768, 2040, 2210, 2652, 3315, 4420, 5237, 5304, 6630, 8840, 10474, 13260, 15711, 20948, 26185, 26520, 31422, 41896, 52370, 62844, 68081, 78555, 89029, 104740, 125688, 136162, 157110, 178058, 204243, 209480, 267087, 272324, 314220, 340405, 356116, 408486, 445145, 534174, 544648, 628440, 680810, 712232, 816972, 890290, 1021215, 1068348, 1157377, 1335435, 1361620, 1633944, 1780580, 2042430, 2136696, 2314754, 2670870, 2723240, 3472131, 3561160, 4084860, 4629508, 5341740, 5786885, 6944262, 8169720, 9259016, 10683480, 11573770, 13888524, 17360655, 23147540, 27777048, 34721310, 46295080, 69442620, 138885240]

約数ペア:

[(1, 138885240), (2, 69442620), (3, 46295080), (4, 34721310), (5, 27777048), (6, 23147540), (8, 17360655), (10, 13888524), (12, 11573770), (13, 10683480), (15, 9259016), (17, 8169720), (20, 6944262), (24, 5786885), (26, 5341740), (30, 4629508), (34, 4084860), (39, 3561160), (40, 3472131), (51, 2723240), (52, 2670870), (60, 2314754), (65, 2136696), (68, 2042430), (78, 1780580), (85, 1633944), (102, 1361620), (104, 1335435), (120, 1157377), (130, 1068348), (136, 1021215), (156, 890290), (170, 816972), (195, 712232), (204, 680810), (221, 628440), (255, 544648), (260, 534174), (312, 445145), (340, 408486), (390, 356116), (408, 340405), (442, 314220), (510, 272324), (520, 267087), (663, 209480), (680, 204243), (780, 178058), (884, 157110), (1020, 136162), (1105, 125688), (1326, 104740), (1560, 89029), (1768, 78555), (2040, 68081), (2210, 62844), (2652, 52370), (3315, 41896), (4420, 31422), (5237, 26520), (5304, 26185), (6630, 20948), (8840, 15711), (10474, 13260)]