615767580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{449}}^1$

素因数の和:884

約数の個数: 144

約数和(自身を含む): 1975428000

約数和(自身を除く): 1359660420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 401, 449, 570, 684, 802, 855, 898, 1140, 1203, 1347, 1604, 1710, 1796, 2005, 2245, 2406, 2694, 3420, 3609, 4010, 4041, 4490, 4812, 5388, 6015, 6735, 7218, 7619, 8020, 8082, 8531, 8980, 12030, 13470, 14436, 15238, 16164, 17062, 18045, 20205, 22857, 24060, 25593, 26940, 30476, 34124, 36090, 38095, 40410, 42655, 45714, 51186, 68571, 72180, 76190, 76779, 80820, 85310, 91428, 102372, 114285, 127965, 137142, 152380, 153558, 170620, 180049, 228570, 255930, 274284, 307116, 342855, 360098, 383895, 457140, 511860, 540147, 685710, 720196, 767790, 900245, 1080294, 1371420, 1535580, 1620441, 1800490, 2160588, 2700735, 3240882, 3420931, 3600980, 5401470, 6481764, 6841862, 8102205, 10262793, 10802940, 13683724, 16204410, 17104655, 20525586, 30788379, 32408820, 34209310, 41051172, 51313965, 61576758, 68418620, 102627930, 123153516, 153941895, 205255860, 307883790, 615767580]

約数ペア:

[(1, 615767580), (2, 307883790), (3, 205255860), (4, 153941895), (5, 123153516), (6, 102627930), (9, 68418620), (10, 61576758), (12, 51313965), (15, 41051172), (18, 34209310), (19, 32408820), (20, 30788379), (30, 20525586), (36, 17104655), (38, 16204410), (45, 13683724), (57, 10802940), (60, 10262793), (76, 8102205), (90, 6841862), (95, 6481764), (114, 5401470), (171, 3600980), (180, 3420931), (190, 3240882), (228, 2700735), (285, 2160588), (342, 1800490), (380, 1620441), (401, 1535580), (449, 1371420), (570, 1080294), (684, 900245), (802, 767790), (855, 720196), (898, 685710), (1140, 540147), (1203, 511860), (1347, 457140), (1604, 383895), (1710, 360098), (1796, 342855), (2005, 307116), (2245, 274284), (2406, 255930), (2694, 228570), (3420, 180049), (3609, 170620), (4010, 153558), (4041, 152380), (4490, 137142), (4812, 127965), (5388, 114285), (6015, 102372), (6735, 91428), (7218, 85310), (7619, 80820), (8020, 76779), (8082, 76190), (8531, 72180), (8980, 68571), (12030, 51186), (13470, 45714), (14436, 42655), (15238, 40410), (16164, 38095), (17062, 36090), (18045, 34124), (20205, 30476), (22857, 26940), (24060, 25593)]