641904480

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{21227}}^1$

素因数の和:21258

約数の個数: 192

約数和(自身を含む): 2567738880

約数和(自身を除く): 1925834400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 378, 420, 432, 480, 504, 540, 560, 630, 672, 720, 756, 840, 864, 945, 1008, 1080, 1120, 1260, 1440, 1512, 1680, 1890, 2016, 2160, 2520, 3024, 3360, 3780, 4320, 5040, 6048, 7560, 10080, 15120, 21227, 30240, 42454, 63681, 84908, 106135, 127362, 148589, 169816, 191043, 212270, 254724, 297178, 318405, 339632, 382086, 424540, 445767, 509448, 573129, 594356, 636810, 679264, 742945, 764172, 849080, 891534, 955215, 1018896, 1146258, 1188712, 1273620, 1337301, 1485890, 1528344, 1698160, 1783068, 1910430, 2037792, 2228835, 2292516, 2377424, 2547240, 2674602, 2865645, 2971780, 3056688, 3396320, 3566136, 3820860, 4011903, 4457670, 4585032, 4754848, 5094480, 5349204, 5731290, 5943560, 6113376, 6686505, 7132272, 7641720, 8023806, 8915340, 9170064, 10188960, 10698408, 11462580, 11887120, 13373010, 14264544, 15283440, 16047612, 17830680, 18340128, 20059515, 21396816, 22925160, 23774240, 26746020, 30566880, 32095224, 35661360, 40119030, 42793632, 45850320, 53492040, 64190448, 71322720, 80238060, 91700640, 106984080, 128380896, 160476120, 213968160, 320952240, 641904480]

約数ペア:

[(1, 641904480), (2, 320952240), (3, 213968160), (4, 160476120), (5, 128380896), (6, 106984080), (7, 91700640), (8, 80238060), (9, 71322720), (10, 64190448), (12, 53492040), (14, 45850320), (15, 42793632), (16, 40119030), (18, 35661360), (20, 32095224), (21, 30566880), (24, 26746020), (27, 23774240), (28, 22925160), (30, 21396816), (32, 20059515), (35, 18340128), (36, 17830680), (40, 16047612), (42, 15283440), (45, 14264544), (48, 13373010), (54, 11887120), (56, 11462580), (60, 10698408), (63, 10188960), (70, 9170064), (72, 8915340), (80, 8023806), (84, 7641720), (90, 7132272), (96, 6686505), (105, 6113376), (108, 5943560), (112, 5731290), (120, 5349204), (126, 5094480), (135, 4754848), (140, 4585032), (144, 4457670), (160, 4011903), (168, 3820860), (180, 3566136), (189, 3396320), (210, 3056688), (216, 2971780), (224, 2865645), (240, 2674602), (252, 2547240), (270, 2377424), (280, 2292516), (288, 2228835), (315, 2037792), (336, 1910430), (360, 1783068), (378, 1698160), (420, 1528344), (432, 1485890), (480, 1337301), (504, 1273620), (540, 1188712), (560, 1146258), (630, 1018896), (672, 955215), (720, 891534), (756, 849080), (840, 764172), (864, 742945), (945, 679264), (1008, 636810), (1080, 594356), (1120, 573129), (1260, 509448), (1440, 445767), (1512, 424540), (1680, 382086), (1890, 339632), (2016, 318405), (2160, 297178), (2520, 254724), (3024, 212270), (3360, 191043), (3780, 169816), (4320, 148589), (5040, 127362), (6048, 106135), (7560, 84908), (10080, 63681), (15120, 42454), (21227, 30240)]