639976680

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{84653}}^1$

素因数の和:84680

約数の個数: 128

約数和(自身を含む): 2438035200

約数和(自身を除く): 1798058520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 84653, 169306, 253959, 338612, 423265, 507918, 592571, 677224, 761877, 846530, 1015836, 1185142, 1269795, 1523754, 1693060, 1777713, 2031672, 2285631, 2370284, 2539590, 2962855, 3047508, 3386120, 3555426, 3809385, 4571262, 4740568, 5079180, 5333139, 5925710, 6095016, 7110852, 7618770, 8888565, 9142524, 10158360, 10666278, 11428155, 11851420, 14221704, 15237540, 15999417, 17777130, 18285048, 21332556, 22856310, 23702840, 26665695, 30475080, 31998834, 35554260, 42665112, 45712620, 53331390, 63997668, 71108520, 79997085, 91425240, 106662780, 127995336, 159994170, 213325560, 319988340, 639976680]

約数ペア:

[(1, 639976680), (2, 319988340), (3, 213325560), (4, 159994170), (5, 127995336), (6, 106662780), (7, 91425240), (8, 79997085), (9, 71108520), (10, 63997668), (12, 53331390), (14, 45712620), (15, 42665112), (18, 35554260), (20, 31998834), (21, 30475080), (24, 26665695), (27, 23702840), (28, 22856310), (30, 21332556), (35, 18285048), (36, 17777130), (40, 15999417), (42, 15237540), (45, 14221704), (54, 11851420), (56, 11428155), (60, 10666278), (63, 10158360), (70, 9142524), (72, 8888565), (84, 7618770), (90, 7110852), (105, 6095016), (108, 5925710), (120, 5333139), (126, 5079180), (135, 4740568), (140, 4571262), (168, 3809385), (180, 3555426), (189, 3386120), (210, 3047508), (216, 2962855), (252, 2539590), (270, 2370284), (280, 2285631), (315, 2031672), (360, 1777713), (378, 1693060), (420, 1523754), (504, 1269795), (540, 1185142), (630, 1015836), (756, 846530), (840, 761877), (945, 677224), (1080, 592571), (1260, 507918), (1512, 423265), (1890, 338612), (2520, 253959), (3780, 169306), (7560, 84653)]