64779120

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{12853}}^1$

素因数の和:12879

約数の個数: 120

約数和(自身を含む): 248647776

約数和(自身を除く): 183868656

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 12853, 25706, 38559, 51412, 64265, 77118, 89971, 102824, 115677, 128530, 154236, 179942, 192795, 205648, 231354, 257060, 269913, 308472, 359884, 385590, 449855, 462708, 514120, 539826, 578385, 616944, 719768, 771180, 809739, 899710, 925416, 1028240, 1079652, 1156770, 1349565, 1439536, 1542360, 1619478, 1799420, 1850832, 2159304, 2313540, 2699130, 3084720, 3238956, 3598840, 4048695, 4318608, 4627080, 5398260, 6477912, 7197680, 8097390, 9254160, 10796520, 12955824, 16194780, 21593040, 32389560, 64779120]

約数ペア:

[(1, 64779120), (2, 32389560), (3, 21593040), (4, 16194780), (5, 12955824), (6, 10796520), (7, 9254160), (8, 8097390), (9, 7197680), (10, 6477912), (12, 5398260), (14, 4627080), (15, 4318608), (16, 4048695), (18, 3598840), (20, 3238956), (21, 3084720), (24, 2699130), (28, 2313540), (30, 2159304), (35, 1850832), (36, 1799420), (40, 1619478), (42, 1542360), (45, 1439536), (48, 1349565), (56, 1156770), (60, 1079652), (63, 1028240), (70, 925416), (72, 899710), (80, 809739), (84, 771180), (90, 719768), (105, 616944), (112, 578385), (120, 539826), (126, 514120), (140, 462708), (144, 449855), (168, 385590), (180, 359884), (210, 308472), (240, 269913), (252, 257060), (280, 231354), (315, 205648), (336, 192795), (360, 179942), (420, 154236), (504, 128530), (560, 115677), (630, 102824), (720, 89971), (840, 77118), (1008, 64265), (1260, 51412), (1680, 38559), (2520, 25706), (5040, 12853)]