64409580

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{457}}^1$

素因数の和:510

約数の個数: 144

約数和(自身を含む): 210057120

約数和(自身を除く): 145647540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 36, 45, 54, 58, 60, 81, 87, 90, 108, 116, 135, 145, 162, 174, 180, 243, 261, 270, 290, 324, 348, 405, 435, 457, 486, 522, 540, 580, 783, 810, 870, 914, 972, 1044, 1215, 1305, 1371, 1566, 1620, 1740, 1828, 2285, 2349, 2430, 2610, 2742, 3132, 3915, 4113, 4570, 4698, 4860, 5220, 5484, 6855, 7047, 7830, 8226, 9140, 9396, 11745, 12339, 13253, 13710, 14094, 15660, 16452, 20565, 23490, 24678, 26506, 27420, 28188, 35235, 37017, 39759, 41130, 46980, 49356, 53012, 61695, 66265, 70470, 74034, 79518, 82260, 111051, 119277, 123390, 132530, 140940, 148068, 159036, 185085, 198795, 222102, 238554, 246780, 265060, 357831, 370170, 397590, 444204, 477108, 555255, 596385, 715662, 740340, 795180, 1073493, 1110510, 1192770, 1431324, 1789155, 2146986, 2221020, 2385540, 3220479, 3578310, 4293972, 5367465, 6440958, 7156620, 10734930, 12881916, 16102395, 21469860, 32204790, 64409580]

約数ペア:

[(1, 64409580), (2, 32204790), (3, 21469860), (4, 16102395), (5, 12881916), (6, 10734930), (9, 7156620), (10, 6440958), (12, 5367465), (15, 4293972), (18, 3578310), (20, 3220479), (27, 2385540), (29, 2221020), (30, 2146986), (36, 1789155), (45, 1431324), (54, 1192770), (58, 1110510), (60, 1073493), (81, 795180), (87, 740340), (90, 715662), (108, 596385), (116, 555255), (135, 477108), (145, 444204), (162, 397590), (174, 370170), (180, 357831), (243, 265060), (261, 246780), (270, 238554), (290, 222102), (324, 198795), (348, 185085), (405, 159036), (435, 148068), (457, 140940), (486, 132530), (522, 123390), (540, 119277), (580, 111051), (783, 82260), (810, 79518), (870, 74034), (914, 70470), (972, 66265), (1044, 61695), (1215, 53012), (1305, 49356), (1371, 46980), (1566, 41130), (1620, 39759), (1740, 37017), (1828, 35235), (2285, 28188), (2349, 27420), (2430, 26506), (2610, 24678), (2742, 23490), (3132, 20565), (3915, 16452), (4113, 15660), (4570, 14094), (4698, 13710), (4860, 13253), (5220, 12339), (5484, 11745), (6855, 9396), (7047, 9140), (7830, 8226)]