18415697085

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{743}}^1\times {\mathrm{3221}}^1$

素因数の和:4000

約数の個数: 80

約数和(自身を含む): 34806879360

約数和(自身を除く): 16391182275

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 135, 171, 285, 405, 513, 743, 855, 1539, 2229, 2565, 3221, 3715, 6687, 7695, 9663, 11145, 14117, 16105, 20061, 28989, 33435, 42351, 48315, 60183, 61199, 70585, 86967, 100305, 127053, 144945, 183597, 211755, 260901, 300915, 305995, 381159, 434835, 550791, 635265, 917985, 1143477, 1304505, 1652373, 1905795, 2393203, 2753955, 4957119, 5717385, 7179609, 8261865, 11966015, 21538827, 24785595, 35898045, 45470857, 64616481, 107694135, 136412571, 193849443, 227354285, 323082405, 409237713, 682062855, 969247215, 1227713139, 2046188565, 3683139417, 6138565695, 18415697085]

約数ペア:

[(1, 18415697085), (3, 6138565695), (5, 3683139417), (9, 2046188565), (15, 1227713139), (19, 969247215), (27, 682062855), (45, 409237713), (57, 323082405), (81, 227354285), (95, 193849443), (135, 136412571), (171, 107694135), (285, 64616481), (405, 45470857), (513, 35898045), (743, 24785595), (855, 21538827), (1539, 11966015), (2229, 8261865), (2565, 7179609), (3221, 5717385), (3715, 4957119), (6687, 2753955), (7695, 2393203), (9663, 1905795), (11145, 1652373), (14117, 1304505), (16105, 1143477), (20061, 917985), (28989, 635265), (33435, 550791), (42351, 434835), (48315, 381159), (60183, 305995), (61199, 300915), (70585, 260901), (86967, 211755), (100305, 183597), (127053, 144945)]